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Did Earth’s magnetic field collapse for 2 hours on April 23?
No, Earth's magnetic field did not collapse for 2 hours on April 23. The erroneous story, which is still spreading, originated with a glitch in a computer simulation.
April 28, 2016
Mars rover crosses most rugged terrain so far
The Curiosity rover has nearly crossed a stretch of the roughest terrain it's seen during its 44 months on Mars. Scientists are monitoring the wear and tear on the rover's wheels.
April 28, 2016
Jupiter bright and high in sky
You can't miss Jupiter, brightest starlike object each evening. It's now crossing your local meridian in mid-evening. Good time to aim binoculars its way!
April 28, 2016
Stunning view of solar flare
On April 17, an active region on the sun’s right side released a mid-level solar flare, which can be seen in this video as a bright flash of light.
April 27, 2016
Does this jellyfish look like a spaceship, or what?
Video of a spectacular jellyfish that floated past NOAA's ROV on April 24, 2016 in the Mariana Trench - the deepest oceanic trench on the planet.
April 27, 2016
Omega Centauri, a ghost galaxy, from a ghost town
Under dark night skies near Big Bend National Park in South Texas, our galaxy's largest globular star cluster.
April 27, 2016
Dwarf planet Makemake has a moon
This Hubble Space Telescope image reveals the first moon ever discovered around little Makemake, in the outermost region of our solar system.
April 26, 2016
Watch NASA build a space telescope
The JWST mirror covers off for a few days this week, and webcams are set up at Goddard Space Flight Center. Watch!
April 26, 2016
Chernobyl all-time worst nuclear accident
The meltdown at the Chernobyl Nuclear Power Plant on April 26, 1986 exposed 572 million people to radiation. It was far worse than the 2011 Fukushima accident.
April 26, 2016
Dinosaurs already in decline before asteroid apocalypse?
New research suggests that dinosaurs were in decline tens of millions of years before the meteorite impact that finished them off.
April 26, 2016
