China is positioning itself to take the lead in one of the most coveted goals in planetary science—returning samples from ...

Imagine you're an alien living in the Andromeda galaxy, 2.5 million light-years away, peering back at Earth through a massive ...

In the early 1990s, eight people tried to survive in a hermetically sealed glass structure filled with miniature forests, ...

Data from oceans, ice and the air all point to the same thing: rising invisible heat. What experiments are working, and what kinds of trials do we need to stop?

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the ...

A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...

Shukla interacts through HAM radio, says fellow astronauts enjoyed 'aam ras, gajar ka halwa'; second such communication on ...

The meteorite is going up for auction on July 16 at Sotheby’s Natural History sale in New York, and it is estimated to reach ...

This month, Asteroid Terrestrial-impact Last Alert System in Río Hurtado, Chile detected a third interstellar visitor. At ...

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

A climate tipping point is a critical threshold where a small environmental change can lead to dramatic and often ...