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scientist and science protagonist around the world are gathering today ( April 22 ) in Washington , D.C. , and in more than 500 cities around the United States and the world , to stand up for the unity of science and to voice concern about science policy under the current White House presidential term .

The marching , which cooccur with Earth Day , will defend a stove of scientific interest , with peculiar emphasis on the need to mitigate climate alteration and protect the environment . In Washington , a series of teach - ins will lead off at 9 a.m. ET on the grounds around the Washington Monument . The march itself is scheduled to get underway at 2 p.m. ET , starting on Constitution Avenue NW at 15th Street and cease at Union Square . [ In photograph : The Best Signs from the 2017 March for Science ]

Marchers show their support for science and call attention to climate change in Berlin, Germany.

Marchers show their support for science and call attention to climate change in Berlin, Germany.

Earth Day web is also carry a livestream of the March for Science , with live coverage set to start at 10 a.m. ET . The daylight ’s computer program will admit speeches , training sessions with scientists and civil personal organiser and melodic performances .

1:45 a.m. ET– About 700 people attended the Honolulu march . Heidi Shimada , a nuclear medicine technician at Castle Medical Center in nearby Kailua , said that she ’s marching to because she is concerned about people doubting scientific fact , and because she want to overcome some current scene of scientist . " I ’m march to to show the public that scientists get out there – there ’s a stereotype that we just stay in our science laboratory and do n’t get affect . "

1:15 a.m. ET– Pre - breast feeding pupil Michelle Holewa join in the protest in Honolulu today , wearing a dinosaur costume , with a message .

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Heidi Shimada works as nuclear medicine technician in Hawaii.

11:04 p.m. ET– The crowd in the Honolulu march has erupted into a chant : " What does a scientist look like ? This is what a scientist looks like . " Patricia Fryer , a prof of geology at the University of Hawaii , and her girl Katherine Fryer , who has conducted pelagic research , said they are marching because they are very concerned about the current public discussion about what is and is n’t scientific research .

10:34 p.m. ET– LiveScience editor Karen Rowan is reporting from Honolulu , where the March for Science just began , at about 4:30 p.m. local time . " Hawaii is isolated , but we ’re really vulnerable to the force of climate variety , " said Gerry Cobian , a graduate student in botany at the University of Hawaii at Manoa . " We ’re marching because scientist want people to know the grandness of skill in society . "

Kanade Cobian is a pill roller . " I ’m march because the people I talk to do n’t realize how much the budget cuts will bear on scientific discipline , " she said .

Heidi Shimada works as nuclear medicine technician in Hawaii.

Heidi Shimada works as nuclear medicine technician in Hawaii.

6:25 p.m. ET- Marches are still train place , but here ’s our look back on the daytime ’s events : Tens of Thousands Protest ' Alternative Facts ' at March for skill

3:08 p.m. ET- Our letter writer Mike Wall is report live from the March for Science in San Francisco . He snap this photo of participants wait on a pre - march talk near the Ferry Building .

2:52 p.m. ET- Our correspondent Calla Cofield is on the ground in business district Los Angeles , where 50,000 people sign up up to take part in the march online , though she reports that event organizers are estimating that more are actually in attending .

Michelle Holewa donned a T. rex costume for today’s March for Science in Honolulu.

Michelle Holewa donned a T. rex costume for today’s March for Science in Honolulu.

Tariq also reports that marchers are chanting : " Hey hey ! Ho ho ! Alternative facts have got to go ! " Others are chanting : " Science ! Not hate ! Science makes America great ! "

2:38 p.m. ET- Meanwhile , in New York City , the NYPD is count on that 40,000 mass take part in the March for Science . Our correspondent Hanneke Weitering was report live from the streets of Manhattan .

2:02 p.m. ET- The march is now afoot in Washington , D.C. Participants will be making their way along Constitution Avenue NW toward Union Square .

Gerry and Kanade Corbian, both scientists, at the March for Science in Honolulu, Hawaii.

Gerry and Kanade Corbian, both scientists, at the March for Science in Honolulu, Hawaii.

1:46 p.m. ET- Pope Francis nip a message ring for multitude to protect the planet . The March for Science organizer figure the tweet on the main stage during the rally .

1:45 p.m. ET- Christiana Figueres , Mission2020 convener , closes out the speakers at the rally .

" We actually are at one of the most daunting carrefour in the evolution of human chronicle . We ’re at the distributor point where we must settle , are we going to ignore science or are we going to surface to the call of history and forge a unexampled life-time on Earth prototype ? This life on Earth paradigm is where nature and world support each other . Can we do that ? This is where energy is forever reneable and approachable to all . Can we do that ? This is where exile is clean and shared and smart . Can we do that ? This is where the land is restored and is again producing the food that we necessitate to provide the nutrient security for those who do n’t have it today . Can we do that ? " Figueres asked the crowd .

People listen to a pre-march talk near the Ferry Building ahead of the March for Science in San Francisco.

People listen to a pre-march talk near the Ferry Building ahead of the March for Science in San Francisco.

" For many old age , I had a recurring pipe dream . I had a ambition of seven trivial pairs of oculus — black eyes always —   that looked at me and asked me : What did you do ? I want to enjoin you that that question I have understood is not a question to me . It ’s a doubtfulness to all of us . All of us animated today . What did you do ? And the answer , must be that we worked together to answer that interrogation in one elbow room — not that we did everything that we thought was possible , but that we did everything that we knew is necessary , because in that deviation lie the future tense of mankind . "

1:36 p.m. ET- Anousheh Ansari , an Iranian - American engineer and cobalt - founder of Prodea Systems , narrate her personal journey with science .

" The oral communication of science have a go at it no race , no gender , no faith . It does n’t separate ground on where you live or base on whether you ’re miserable or wealthy . The apple hang from the Sir Herbert Beerbohm Tree under the same law , " and in the same path no matter where you are in the world , " Ansari said .

Participants march through the streets of Manhattan during the March for Science in New York City.

Participants march through the streets of Manhattan during the March for Science in New York City.

1:13 p.m. ET- Michael Mann , Distinguished Professor of Atmospheric Science at Pennsylvania State University in State College , Pennsylvania , speaks at the rally about his office in pioneering scientific reason of historical clime change .

" I was ab initio reluctant to be at the shopping centre of a fractious public public debate on human - caused mood variety , but I finally came to squeeze that function . Here we are at a juncture , " Mann said . " Never before have we needed science more to deal with the alter climate . All of us who like about science and our planet must now make our voice get a line . And indeed , the entire world is listening . "

1:03 p.m. ET - NASAastronaut Leland Melvin is speaking about his appreciation for scientific discipline , particularly after stare back at the satellite from space during one of his infinite shuttle missions in February 2008 .

Bill Nye speaks during the rally before the March for Science in Washington, D.C.

Bill Nye speaks during the rally before the March for Science in Washington, D.C.

" Let ’s work together as one squad on this starship we call Earth , " Melvin severalize the bunch on the National Mall .

12:41 p.m. ET- Mari Copeny , an 8 - year - old from Flint , Michigan , who is nickname " Little Miss Flint , speaks to the crowd about the importance of science .

" Listen to me , " Copeny aver . " When we do n’t think in science , and specially when our politics does n’t believe in science , nipper get offend . That ’s what happened in Flint . For the sake of Flint minor and for all over this Earth , I exhibit for scientific discipline . "

Marchers brave the rain to participate in the March for Science in Washington, D.C.

Marchers brave the rain to participate in the March for Science in Washington, D.C.

12:06 p.m. ET- Bill Nye take the microscope stage !

" We are marching today to remind people everywhere our lawmakers especially of the import of science for our wellness and successfulness , " Nye told the bunch in Washington , D.C.

" The framers of the Constitution of the United States , which has become a model for constitutive politics everywhere , include Article 1 , Section 8 , which refers to advertise the progress of skill and useful arts . Its intent is to motivate innovators and drive the ecnomy by way of just police force . They knew that without the progress of utilitarian humanistic discipline and engineering , our thriftiness would falter , " Nye said .

Marchers file onto the National Mall for the March for Science in Washington, D.C., on April 22, 2017.

Marchers file onto the National Mall for the March for Science in Washington, D.C., on 1 May 2025.

" Yet today , we have a great many lawgiver , not just here but around the earth , deliberately discount and actively suppressing scientific discipline . Their inclining is misguided and in no one ’s best pastime .

" Science must regulate insurance . Science is universal . Science brings out the just in us . With an informed , affirmative view of the future , we can —   dare I say it — make unnecessary the world . "

11:59 a.m. ET- " We have so much to do over the coming years , so when you go back home , stay tangled , " say Sheril Kirshenbaum , executive manager of ScienceDebate . " That intend inflict your local school , biotic community centers , subroutine library , telling your story , share why science is so crucial to who we are , how we survive . And please , take metre to listen . "

A large group of people marches at the Stand Up For Science rally

11:30 a.m. ET- Astronomer Nancy Roman , who was one of the first female executives at NASA , made an coming into court at the D.C. event . Roman ’s role in planning theHubble Space Telescopeearned her the moniker " Mother Hubble . "

11:04 a.m. ET- We ’re take in photos from the various marches around the land ( and around the Earth ) . Check out thesesnapshots from the 2017 March for Science .

11:00 a.m. ET- " I want us all to know , let ’s fight cynicism , get ’s lift each other up and permit ’s go figure out the unvoiced problems in the world together , " Megan Smith , former Chief Technology Officer of the United States serving under President Barack Obama , said at the March for Science in Washington , D.C. " Let ’s verify we get this government to repeal up and suffer science and engineering science financial support . "

A two paneled image. On the left, a microscope image of the rete ovarii. On the right, an illustration of exoplanet k2-18b

10:12 a.m. ET- Musician and March for Science conscientious objector - legion Questlove is now address the bunch . " I get it on science , " Questlove said . " We demand science to turn the nowadays into the futurity . "

10:10 a.m. ET- " We are cumulate here today to agitate for science . We are assemble to oppose for education , to crusade for knowledge , and to push for planet Earth , "   Cara Santa Maria , host of " Talk Nerdy with Cara Santa Maria , " say this sunrise at the March for Science in Washington , D.C.

10:07 a.m. ET- Derek Muller , Almighty of the YouTube TV channel " Veritasium " and co - master of ceremonies of the March for Science , kick off the daylight ’s program in Washington , D.C.

Split image of merging black holes and a woolly mice.

" We have to take skill in its totality . I am here today because I embrace all of skill , not just out of some blind belief , not just because it appeal to me , but because it ’s fundamentally based on rigorously , testable , verifiable evidence , " Muller tell . " I think we are all better off when we base our decision on evidence , rather than Leslie Townes Hope , opinion and feeling . "

9:20 a.m. ET- " We at the Oceanographic Society have many stories to tell about the ocean , to celebrate the sea and its creature and to protect the ocean and its beast , " Julie Pullen , Councilor for Physical Oceanography at The Oceanographic Society and an associate professor of sea applied science at the Stevens Institute of Technology in Hoboken , New Jersey , order at the AAAS pre - rally outcome .

9:05 a.m. ET- " Three things that I can essay to extract from the cacophony around the march : The hoi polloi are say science is utilitarian and relevant and exciting and just too important to people ’s sprightliness to be downgraded and usher out , " Rush Holt , CEO of the American Association for the Advancement of Sciences ( AAAS ) ,   said this morning during a pre - rally issue at AAAS headquarters   in Washington , D.C.

A man leans over a laptop and looks at the screen

" They ’re also saying , if you want science to flourish and we all know everyone should want scientific discipline to thrive then you have to defend the weather under which scientific discipline will thrive : free exchange of idea , exemption to travel and collaboration , multifariousness of inquiry perspectives , adequate sustenance and I do n’t mean just Union fiscal monetary support , yes that , but also social support . " He add together that if conditions like these are maintained skill ante up social club back in a great manner .

" All over the world , people are order public policy , public disputation , public determination should be based on evidence — evidence that has been vet by scientific discipline . That is the most reliable means to get good public insurance policy . "

" I have n’t seen anything like this in my long association with science conk out back a half a 100 . It is the first time i ’ve seen this many scientists saying we should mistreat out of the science lab and into the public square . That in itself construct this march a success , " Holt said .

Demonstrators attend rally outside National Oceanic and Atmospheric Administration headquarters to oppose the recent worker firings, in Sliver Spring, Md., on Monday, March 3, 2025.

8:30 a.m. ET- A pre - march rally is being hold at the home office of the American Association for the Advancement of Science in D.C. , from 8:30 - 9:30 a.m. ET . Speakers from the American Physical Society , the Oceanographic Society , the American Geophysical Union , the Association for Reserach in Vision and Ophthalmology and the Opical Society will describe why their organisation are endorse the March for Science . you’re able to watch out a livestream of the pre - march rally :

Original article onLive skill .

Split image of the Martian surface and free-floating atoms.

A blue house surrounded by flood water in North Beach, Maryland.

A photograph of the flooding in Hopkinsville, Kentucky, on April 4.

a firefighter wearing gear stands on a hill looking out at a large wildfire

a person points to an earthquake seismograph

a destoryed city with birds flying and smoke rising

A photo of dead trees silhouetted against the sunset

An image comparing the relative sizes of our solar system�s known dwarf planets, including the newly discovered 2017 OF201

a person holds a GLP-1 injector

A man with light skin and dark hair and beard leans back in a wooden boat, rowing with oars into the sea

an MRI scan of a brain

A photograph of two of Colossal�s genetically engineered wolves as pups.

an abstract image of intersecting lasers