Michael A. McCoy / Bloomberg / Getty Images file

16 hours ago

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

1 day ago

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

1 day ago

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

1 day ago

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

2 days ago

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

1 day ago

How time in space impacts astronauts' brain

2 days ago

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

27 days ago

New technology helps paralyzed patients move

1 month ago

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

1 month 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.

2 days ago

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

2 days ago

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

3 days ago

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

1 day ago

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

6 days ago

Another California resident dies of death cap mushroom poisoning

6 days ago

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

2 days ago

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

2 days ago

Trump's exit from global climate treaty leaves U.S. without a voice in negotiations

7 days ago

NASA considers rare early ISS crew return due to astronaut's medical issue

8 days ago

A rare whale is having an encouraging season for births. Scientists warn it might still go extinct.

10 days ago

A NASA spacecraft orbiting Mars may be dead

6 days ago