Scientists genetically altered mice so they couldn’t make the amino acid cysteine and fed them a diet completely lacking it. In…

SpaceX’s Dragon capsule just completed its latest mission, returning 6,700 pounds of cutting-edge science experiments and hardware from the International Space…

Once home to oceans, rivers, and lakes, Mars was a much wetter world billions of years ago — but what happened…

Scientists recently spotted a molecule on a far-off planet they thought might signal life. But now, new research says that reading…

Metformin, the common diabetes drug, enhances egg-laying in older hens by triggering liver genes that promote yolk production and reduce fat…

Only a tiny fraction of the deep ocean is explored, leaving 66% of Earth’s surface largely unseen. Researchers urge global, inclusive…

Newly discovered feathers were crucial to how Archaeopteryx was able to fly. Archaeopteryx is the fossil that helped confirm Darwin’s theory…

A superbug commonly found in hospitals has developed the ability to digest certain medical plastics, including those used in sutures, stents,…