A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding ...

Protection by the state could prove critical as the Trump administration proposes new rules to weaken the federal Endangered ...

Scientists discovered strange light pulses that appear without buildup and resist interference, thanks to time’s one-way flow ...

In recent years, science has unveiled some astonishing secrets—from what lurks inside black holes to the discovery of a vast ...

"If the ultimate result of this story is that the public is more circumspect about future claims of life detection, that's ...

Geologists led by the University of Maryland and the University of Hawaiʻi finally connected the dots between one of the ...

President Trump’s approach to foreign policy in his second term has been transactional, unpredictable and exploitative.

Astronomers published evidence of possible biosignatures on the planet K2-18b earlier this month, but another look at the ...

A powerful cosmic event from 2004—a gamma-ray burst from a magnetar 30,000 light-years away—has just been revealed as a major ...

BEIJING – Three Chinese astronauts landed back on Earth on Wednesday after six months on China's space station.

Now, a new study of 18 captive-bred axolotls found that they can survive in some wild wetlands in Mexico. The findings are ...

The truck in which DPW worker Ronald Silver II was riding before his death may have hit 108 degrees, a new report obtained by ...