The Origin of Earth’s Helium
Where our supply of helium-3, a rare form of the element, came from is much debated. A new model takes a second look at an older and controversial theory. ...read more
Where our supply of helium-3, a rare form of the element, came from is much debated. A new model takes a second look at an older and controversial theory. ...read more
Wildfires are detrimental to our planet, the NPS is using new tools to stop the blaze before it even starts. ...read more
The world's most powerful telescope, now orbiting space, will offer new tools to address the timeless question about life in the universe: Are we alone on Earth? ...read more