More than 500 species of land animals are on the brink of extinction, and are likely to be lost within 20 years, scientists said.

Some corals glow bright after a warm ocean spell, rather than bleaching and dying, as a final effort to help attract algae.

Your pulsing eyelid is probably telling you to sleep more, stress less, and cut down on caffeine.

The blooms of algae -- a result of global warming -- could potentially be the beginning of a new ecosystem on the continent.

Cyclones like Amphan, which ravaged Kolkata this morning, will only become more severe, and occur more often.

Older stars stir up gas within galaxies, preventing gas from reaching the density required to form new stars.

The previously undiscovered black hole is so close that its stellar system can be seen with the naked eye.

1.2 billion people in India would fall outside the environmental niche in which humans have thrived for 6,000 years.

Llamas contain tiny antibodies in their blood that could block Covid19 from entering cells. They’re yet to be clinically tested in humans.

The report suggests the best way to address the problem is to switch to electric stoves.

Dubbed "river monster," the 50-foot-long Spinosaurus used a tail to move and hunt in water.

These 'unconformities' also provide scientists a framework to understand climatic change.

Some women were buried with their weapons, upending assumptions about gender roles in prehistoric societies.

The notes, about the Adélie penguin supercolony in Antarctica, reveal bizarre sexual behavior that includes necrophilia.

Authenticity of results is more important than speed, ethicists from Carnegie Mellon and McGill Universities advise.

The baby toad, conceived using frozen sperm, is named Olaf, after the snowman character in 'Frozen.'

Changing the shade of cloud cover might produce a cooling effect that prevents coral reef bleaching.

Known as a siphonophore Apolemia, it looks like an "incredible U.F.O," a researcher said.