| Feb 7, 2015
| 10:49 AM
With clouds and rain blurring the sky, it wasn't easy to see Jupiter on Friday night, when it drew closest to Earth and was on the opposite side of the sky from the sun.
But you still can get a great view of the solar system's largest planet on Saturday...
| Jan 5, 2015
| 12:33 PM
What if I told you that Islam once produced the world's most scientifically advanced and intellectually productive civilization?
It's true, and you'll probably hear more about it, this being 2015, the United Nations International Year of Light and...
| Jan 26, 2015
| 7:50 AM
A huge asteroid will make a near-Earth pass Monday night, giving us a preview of an event that could have our descendants sweating.
Asteroid 2004 BL86, about five football fields wide, will come within 745,000 miles of Earth -- about three times as...
| Jan 31, 2015
| 12:35 PM
Reports of evidence of cosmic inflation may have been, well, overblown.
When the BICEP2 team announced last year that they had found signs of cosmic inflation, the universe’s powerful growth spurt that had been predicted but that had never been...
| Jan 27, 2015
| 11:15 PM
Charles Townes, the Columbia University physicist who transformed modern society with his invention of the maser and the laser, receiving the 1964 Nobel Prize in physics for his effort, has died. He was 99.
Townes, who had been in failing health, died...
| Jan 28, 2015
| 9:03 PM
The oldest planetary system ever found has been spotted by astronomers. The ancient star and five small, Earth-like planets are about 11.2 billion years old.
Until now, scientists questioned whether rocky planets could have formed so long ago, just 2....
| Jan 27, 2015
| 7:41 AM
Australian astronomers picked up an “alien” radio burst from space in real time last year, but say the chances of it coming from a sentient source are slim to none.
It’s not the first radio blast picked up by terrestrials here on...
| Jan 22, 2015
| 3:05 PM
That's the geocentric gist of "The Principle," a shrewdly orchestrated documentary that's intent on restoring Earth's former status as the center of the universe — the going belief until a guy named Nicolaus Copernicus gave...
| Jan 5, 2015
| 2:24 PM
Turns out Hollywood celebs aren’t the only stars who hide their age well – small cool stars are very good at frustrating astronomers’ efforts to determine how old they are, because they essentially look the same for most of their lives....
| Jan 24, 2015
| 10:00 AM
California sky watchers may be able to see two celestial bodies zooming past Earth in the next few days with just a pair of binoculars.
If they're savvy.
Comet Lovejoy, which won't be back for 8,000 years, is visible in the night sky, and on Monday an...
| Jan 25, 2015
| 6:00 AM
Pluto, get ready for your close-up.
After traveling nine years across more than 3 billion miles of space, a spacecraft the size of a grand piano is about to give humanity its first high-resolution view of the dwarf planet that's about two-thirds the...