Earth

The recordings raise the possibility of self-talk in dolphins, a behavior never observed before.

Solar geoengineering is gaining support as a method to fight off climate change, but it still raises many concerns.

The S2 meteorite was 50 to 200 times larger than the asteroid that wiped out the dinosaurs.

These are the oldest microbes ever discovered.

If the Sun becomes a red giant, the future of humanity is sealed—or so the experts believed.

The mini-Moon, known officially as asteroid 2024 PT5, will orbit the Earth between Sept. 29 and Nov. 25.

60 years ago, scientists proposed a hypothesis about the existence of a weak energy field surrounding our planet.

There are various ways through which a country’s land area can increase. Since the end of 2023, U.S. authorities have been using one of them as evidence to support its claim.

A chance encounter in the brackish waters of Mono Lake could have numerous implications for science and even modern medicine.

This isn’t the first study to show that our planet is slowing down, but it’s the first to measure the extent of the slowdown consistently.

Researchers found environmental conditions for animal life 2.1 billion years ago.

The day isn’t precisely 24 hours to the millisecond, not even close.