The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

The European Southern Observatory's Very Large Telescope (VLT) imaged both of the planets directly, and PDS 70b has the ...

Explore how new research suggests that intelligent life may emerge naturally under favorable conditions over time.

(THE CONVERSATION) Long before the current political divide over climate change, and even before the U.S. Civil War (1861-1865), an American scientist named Eunice Foote documented the underlying ...

Roughly 300,000 years ago, our species first appeared on the African landscape before spreading globally and coming to ...

We suggest that as the Earth changed physically and chemically over time, its surface conditions allowed for a greater diversity of habitats for life. And these changes operate on geologic timescales ...

Initially developed by theoretical physicist Brandon Carter in 1983, the “hard steps” model argues that our evolutionary ...

A new study rewrites the story of human evolution, suggesting that intelligent life is not rare but a natural planetary ...

There is an estimated 2.3% chance that the 2024 YR4 asteroid is heading our way. Here's everything you need to know about the ...

The weather phenomena are common for California winters, but they could cause dangerous debris flows or mudslides in recently ...

UC Irvine astronomers used a 3D global computer model to compare the climates of exoplanets in different stellar and orbital configurations. They found that a planet orbiting a white dwarf star would ...

The planet has been shattering heat records for the past two years. That was expected to ease in January—and the fact that it didn't has climate researchers worried.