Small changes to the non-coding genome can alter whether a mouse embryo (pictured here at 9.5 days old) develops male or female sex organs.Credit: Sinclair Stammers/Science Photo Library
Female mouse embryos with a single letter change in a…

Small changes to the non-coding genome can alter whether a mouse embryo (pictured here at 9.5 days old) develops male or female sex organs.Credit: Sinclair Stammers/Science Photo Library
Female mouse embryos with a single letter change in a…


The vividness of our dreams may be linked to how well-rested we feel upon waking, according to a new study.
Led by a team from the IMT School for Advanced Studies Lucca, in Italy, the study’s authors say their findings could help identify…

Extreme heat is already creating “non-survivable” conditions for humans in heatwaves that have killed thousands and likely many more, according to new research that warns people are more susceptible to rising temperatures than first thought.

All eyes are on the Artemis II crew as the Orion spacecraft is set to splash down in the Pacific Ocean on their return from space on Friday, and weather conditions will need to be considered for when and where the crew could land off the West…

April 8, 2026
2 min read
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NASA’s Artemis II moon mission is focusing on its return to Earth
The Artemis II spacecraft is due to splashdown on April 10, and NASA officials and the astronauts on board are gearing up for that…

Hurtling back toward Earth after a historic loop around the moon, the Artemis II astronauts worked through a relatively light day in space Wednesday, wrapping up a few final tests before packing up for reentry and splashdown Friday.
Artemis…

HOUSTON — As the Artemis II astronauts make their way inexorably back toward Earth, with splashdown scheduled for April 8, scientists on the ground are already poring over the data taken during a historic flight around the…