Science & Astronomy

Einstein's Gravity Waves Could Be Found with New Method
Gravitational Waves of Two Black Holes
October 24th, 2014
Gravitational waves, invisible ripples in the fabric of space and time, might be detected by looking for the brightening of stars, researchers say.
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Huge Solar Flare Erupts from Biggest Sunspot in 24 Years (Photos)
A massive X3.1 solar flare erupts from the giant sunspot AR 12192 on Oct. 24, 2014 in this close-up view from NASA's Solar Dynamics Observatory, a spacecraft that constantly watches Earth's nearest star.
October 25th, 2014
The sun unleashed a major solar flare from a colossal sunspot on Friday (Oct. 24), the fourth big flare from the star in less than a week. The sunspot is the largest active region on the sun in the last 24 years, NASA scientists say.
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Wow! This Hubble Telescope Photo of Mars with a Comet Is Amazing
Hubble Views Comet Siding Spring and Mars
October 23rd, 2014
A telescope orbiting Earth has captured a jaw-dropping image of a comet making an incredibly close flyby of Mars.
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Huge Magnetic 'Ropes' Drive Powerful Sun Explosions
View of a typical solar eruption using data from NASA's Solar Dynamic Observatory spacecraft. Earth depicted for scale.
October 22nd, 2014
Eruptions on the sun's surface are probably caused by giant, unstable magnetic plasma arches, a new study reports — a discovery that brings scientists one step closer to predicting solar outbursts that can wreak havoc on Earth.
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