Learn how long-term mate switching helps a small beluga whale population maintain genetic diversity.

Learn how researchers tested a cow’s behavior and what her tool use reveals about animal intelligence.

Learn how a decade of monitoring reveals why Antarctic penguins are breeding earlier than ever, and what those shifts may ...

Learn about J1007+3540, a black hole that has recently come back to life and is described as a “cosmic volcano.” ...

Learn about a new UN report that suggests we are now in an era of global water bankruptcy that cannot be reversed.

Learn how the shingles vaccine puts the brakes on aging by helping the immune system fight chronic inflammation.

Learn how the body’s earliest immune defenses can stop a common cold before symptoms appear.

Learn more about the Chankillo site, an ancient astronomical observatory that may offer new insights into how our ancestors ...

Learn more about the gene linked to the evolutionary loss of human tails, and how, in rare cases, some people are still born ...

Learn how one-celled organisms, or single-celled organisms, helped build complex life.

Learn more about the number of satellites circling Earth and the multiple ways they are changing the sky.

In space, bacteriophages mutate in ways not seen on Earth, making them more effective at killing drug-resistant bacteria.