For more than a decade, astronomers quietly watched the most precise clocks in the cosmos, waiting for a barely perceptible ...

Billions of years ago, Earth was an uninhabitable rock covered in magma. Scientists are still working to decipher the tale of how it transformed into a blue and green orb teeming with life. However, ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to exist on Bennu, a small asteroid that swings by our planet about every six ...

Sick young ants release a smell to tell worker ants to destroy them to protect the colony from infection, scientists said Tuesday, adding that queens do not seem to commit this act of self-sacrifice.

Global scientists warn that humanity is on the verge of crossing irreversible climate thresholds, with coral reefs already at their tipping point and polar ice sheets possibly beyond recovery. The ...

Industries and individuals around the world burned record amounts of oil, gas and coal last year, releasing more greenhouse gases than ever before, a group of leading scientists said in a new report, ...

Bermuda has long been a geologic mystery, as its formation doesn’t match up with those of typical islands created by magma hotpots, such as Hawai‘i. A new study finds that Bermuda rests on a ...

Researchers have created a protein that can detect the faint chemical signals neurons receive from other brain cells. By tracking glutamate in real time, scientists can finally see how neurons process ...

And humans are far from the only species locking lips. By Ali Watkins The act has been called many things: Centrifugal motion. Perpetual bliss. The thrill of the moment. Unstoppable. In technical ...