Page Updated: Wednesday, January 21, 2026 9:22 PM ET

NBC News - Science

Kent Nishimura / Bloomberg via Getty Images

3 hours ago

Paul Hennessy / Anadolu via Getty Images file

6 hours ago

Northern lights may put on a show for U.S. tonight

2 days ago

NASA rolls out 11 million-pound moon rocket in preparation for astronauts' launch

4 days ago

Michael A. McCoy / Bloomberg / Getty Images file

6 days ago

Astronauts splash down after cutting space station mission short due to a medical issue

6 days ago

How time in space impacts astronauts' brain

8 days ago

Mysterious interstellar object '3I/ATLAS' makes its closest approach to Earth

1 month ago

New technology helps paralyzed patients move

1 month ago

Video shows wild wolf appearing to use a tool to steal fish

2 months ago

A geomagnetic storm sparked a rare northern lights viewing for many across dozens of states. NBC News' Gadi Schwartz investigates the science behind the northern lights.

8 days ago

NASA astronauts depart space station due to a medical issue, beginning their early trip home

7 days ago

The DNA of an extinct species is found in a mummified wolf pup's stomach

7 days ago

2025 was the third-hottest year ever recorded on Earth, data shows

7 days ago

EPA to stop calculating deaths avoided and health care savings from air pollution rules

7 days ago

Carbon pollution rose last year. Experts blame a cold winter, natural gas prices and data centers.

8 days ago

Astronauts' brains change shape and position after time in space, study finds

9 days ago

Same-sex sexual behavior observed in dozens of primate species, suggesting evolutionary origin

7 days ago

NASA announces timing for astronauts' early departure from ISS due to medical issue

11 days ago

Another California resident dies of death cap mushroom poisoning

12 days ago

California is completely free of drought for the first time in 25 years

7 days ago

NASA to bring astronauts home from space station early due to a medical issue

8 days ago

Late-night and daytime talk shows must offer equal time for candidate interviews, FCC says

15 minutes ago

NYC sues Dr. Phil's son to block release of 'life-threatening' behind-the-scenes NYPD video

15 minutes ago

Ex-Uvalde school police officer found not guilty in trial over his response to mass shooting

30 minutes ago

Using AI for advice or emotional support is linked to depression and anxiety

15 minutes ago

FBI can't examine devices it took from Washington Post reporter, judge rules

1 hour ago

Theranos founder Elizabeth Holmes asks Trump to commute her prison sentence

2 hours ago

ICE says its officers can forcibly enter homes during immigration operations without judicial warrants: 2025 memo

15 minutes ago

Israeli fire strikes journalists and children on one of Gaza's deadliest days since ceasefire

2 hours ago

ICE launches immigration enforcement action in Maine

2 hours ago

Prue Leith announces she's leaving the 'The Great British Baking Show'

2 hours ago

Trump's whirlwind day in Davos: From the Politics Desk

3 hours ago

New York judge rules GOP-held district is unconstitutional, ordering a new map

3 hours ago

St. Paul mayor, a Hmong American, said it was 'heartbreaking' to see man taken by immigration agents

4 hours ago

North Carolina teen pleads guilty to murdering 5 people in 2022 killing spree

4 hours ago

Greenland is 'not just a block of ice,' residents say, as Trump repeats demands

4 hours ago

Doubting U.S. resolve, Europe looks to bolster its own nuclear arsenal

5 hours ago

Trump pauses Greenland-linked tariffs on 8 European countries

6 hours ago

North Carolina woman accused of poisoning, killing daughter

6 hours ago

U.S. military transfers the first 150 Islamic State group detainees from Syria to Iraq

6 hours ago

How to prepare for the winter storm set to hit half the U.S. this weekend

2 hours ago