Venus, Jupiter and Mercury headline May's skywatching, with stunning moon pairings and a three-planet display.

Planets may actually form more easily around double stars than around single stars like our sun, according to new research ...

The NASA administrator’s latest remarks in support of reexamining Pluto’s status come 20 years after the orb was downgraded ...

More than 100 projects to mine for the metal powering the green-energy transition have been proposed in the U.S. alone.

NASA chief Jared Isaacman said at a US Senate hearing that he supports restoring Pluto's status as a planet after a ...

Be the reason Earth smiles today. These planet-saving changes actually add up—and help you make a difference without ...

In a year of grim climate and environment news, we’ve compiled several hopeful signs about our planet’s future.

How the Darwin of the forest hopes to save our planet from climate chaos - Ecologist Suzanne Simard has changed the way we ...

A renewed push from NASA Administrator Jared Isaacman to revisit Pluto’s planetary status is reigniting one of astronomy’s ...

Lifelong water activist Maude Barlow talks about her new book, Earth for Sale, and what we really need to protect the planet.

The Planet Money creators are on tour with a new book “Planet Money: A Guide to the Economic Forces that Shape Your Life,” ...

Project Hail Mary” is proof. Based upon the novel of the same name by author Andy Weir (who also wrote “The Martian”), the science fiction film released by Amazon MGM Studios has already grossed more ...