Best meteor shower of year, 2 eclipses highlight August skywatching events

The tiny helicopter Nasa built to survive 30 days on Mars ended up flying for nearly three years

A NASA Mars helicopter designed for a 30-day mission defied expectations by flying 72 times over nearly three years.

Ecosystems of Rock-Eating Fungus And Tardigrades Found Thriving Deep Within a Gas Shale

Mars was once covered in rivers and lakes, and the mystery of where all that water went now has two answers: some was stripped away into space, and a great deal of it may still be there, locked deep in the planet's crust

New research suggests the missing water of ancient Mars was either stripped into space or remains locked deep within the planet's crust.

Could a hidden fifth dimension finally explain the mystery of dark matter?

Physicists are exploring whether a hidden fifth dimension could solve the persistent mystery of dark matter and redefine the structure of the universe.

Diversity and evolution of chromatin regulatory states across eukaryotes

What NASA learned by pointing an asteroid probe at Mars

NASA's Psyche spacecraft has successfully used Mars as a gravitational slingshot, capturing unique imagery and video during the planetary flyby.