NASA Rover spots surreal “Spikes” on Mars
If Dr. Seuss sculpted Mars, it would look like this
Hubble’s “magnum opus”: most precise measurement of universe’s expansion (photo)
We have known for the better part of a century that the universe is expanding by the observation that galaxies are moving away from us
Astronomy’s environmental toll is surprisingly high. But there are ways to clean it up
Astronomy, in some ways, seems like the cleanest of sciences...