What would happen if gravity doubled?

Every time I see the moon in the sky, it makes me happy. Our natural satellite is so familiar it’s easy to take it for ...

The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...

The star’s looming death will dramatically reshape the inner solar system, engulfing Mercury and Venus in a fiery sphere. The ...

Detailed price information for Rocket Lab Corp (RKLB-Q) from The Globe and Mail including charting and trades.

Heat waves across Europe and South Asia have dominated the news recently. But these events are really a surface expression of more fundamental changes affecting our planet: Earth itself is ...

Ever wondered what it would be like if Earth suddenly became a true giant of the Solar System? Not just a little bigger, but ...

Humanity may already be living far beyond what Earth can sustainably support, according to a sweeping new study analyzing more than 200 years of population and environmental data. Researchers found ...

Each year, Nevada's land mass expands by about two acres — the equivalent of 32 tennis courts — due to tectonic forces.

SpaceX has made history with the biggest-ever IPO, launching it into the top ranks of the largest public companies and putting founder Elon Musk on the verge of becoming the world’s first trillionaire ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo by nicholas_dale on Getty Images Most people know Eagles are large birds, but few realize just how massive some ...