Betelgeuse has a small companion star hidden in plain sight
Betelgeuse, Betelgeuse! The red supergiant that marks Orion’s left shoulder may have a tiny, unseen companion. Two independent studies found […]
X-rays from nuclear explosions can protect Earth from asteroids
An asteroid heading toward Earth can be deflected without ever touching a spacecraft. The trick is to use X-rays to
Some fleas do not poop for weeks. This keeps their pools clean
Some tadpoles do not poop in the first weeks of their lives. At least, this is the case for Eiffinger’s
Storms ignite a ‘boiling pot’ of gamma rays
Above the cloud tops, storms blow with a complex and frenetic light show of high-energy radiation. A view from a
A transatlantic flight could turn Saharan dust into a major ocean nutrient
As dust from the Sahara blows thousands of kilometers across the Atlantic Ocean, it becomes progressively more nutritious for marine