More aurorae! Here, in Alberta, Canada, the Northern Lights are an ectoplasmic blur above the sharp horizon line of trees. A lake on the bottom half the photograph mirrors the eerie light.
The next wearable health metric you'll obsess over may be your brain's actual level of focus.
Caltech says its Deep Synoptic Array will be larger and 100-times faster than any radio telescope ever constructed.
The space agency is considering keeping Hubble around for longer if it can reduce the telescope's operating costs.
“There it is. There is the thing that everybody’s been looking for for 50 years.”
Astronomers only discovered Asteroid 2026 JH2 a week ago, and now it's paying us a visit.
