The National Science Foundation takes a step (just one) toward an “extremely large telescope.”
Tag: Mauna Kea Volcano (Hawaii)
What It Takes to Keep the Keeling Curve Going
Ever since an eruption in Hawaii halted a long-running record of carbon dioxide, scientists have found ways to carry on — atop a neighboring volcano.
Astronomers Find a Black Hole in Our Cosmic Back Yard
Just 1,600 light-years away, the black hole is the closest known to Earth. The good news: It’s dormant, at least for now.