Earth's magnetic field is fading. Today the field is about 10 percent weaker than in 1845, when German mathematician Carl Friedrich Gauss first started keeping tabs on it. If the trend continues, the ...

Earth’s distant future has always been framed as a slow fade billions of years from now, but a new generation of models is ...

Earth reflects sunlight just like all the other planets, moons, comets and asteroids in the solar system. Shut off the sun, and they'd all go dark. Thanks to clouds, water and ice, our planet reflects ...

The journey of Earth’s radio signals began over a century ago, following the first intentional broadcast by Reginald Aubrey Fessenden in 1906. These signals have been traveling across the Milky Way ...

Radio waves from Earth have been moving through space for more than a century. They did not start as part of any grand plan ...

Comet Leonard is set to make a close approach to Earth on Sunday Observations of the comet suggest that it may be fading There is still time to catch a glimpse of Comet Leonard Comet Leonard can be ...