We break down the biggest stories of today.
Earth is set to pass through a series of dusty clouds of space debris from Halley's Comet and others that promise to light up night skies.
Know what’s going on outside — from the bottom of the ocean to the tree tops.
The bad news keeps coming as scientists monitor the levels of Arctic and Antarctic sea ice.
Look past the horizon for stories about rocket launches and captivating photos of our universe.
Our editors share cellular-level detail about life on Earth.
Behold the flappy ears of one of the cutest ocean creatures known to humankind.
Stay up to date on the top scientific discoveries of our time.