12 September 2014, 12:54 AM ET
Powerful solar flares from the sun this week may amplify the northern lights displays over parts of the northern United States through the weekend, space weather scientists say.
12 September 2014, 12:48 AM ET
Classical mechanics is the mathematical study of the motion of everyday objects and the forces that affect them.
12 September 2014, 12:24 AM ET
We are in the middle of one of the biggest experiments in human history. At its core is the homogenisation of global food systems, which increasingly must deliver the same products to an expanding population (in all senses) across the world.
12 September 2014, 12:04 AM ET
With each week that passes, the Ebola crisis in West Africa deepens. And amid the horror, the fear and a public health response described by Medicine Sans Frontières as “lethally inadequate,” public health systems face total collapse.
11 September 2014, 11:27 PM ET
With lab-on-a-chip technology better simulating human physiology, why are universities still conducting animal studies?
11 September 2014, 10:37 PM ET
Swimming together, stunning reef sharks show their social side.
11 September 2014, 09:59 PM ET
Sharks are not simple-minded killers — in fact, many tend to be social, with individual personalities.
11 September 2014, 07:41 PM ET
Also called ‘gouty arthritis,’ gout is a painful form of arthritis caused by too much uric acid in the blood. Learn about causes, symptoms and treatment.
11 September 2014, 07:10 PM ET
NASA's Solar Dynamics Observatory (SDO) and Solar and Heliospheric Observatory (SOHO) captured September 10th, 2014's X1.6-class flare and ensuing coronal mass ejection (CME).
11 September 2014, 06:04 PM ET
NASA's Interface Region Imaging Spectrograph (IRIS) mission can only study small areas of the Sun's surface at a time. This week’s mission planner pointed the probe at promising sunspot AR2158 just in time for an X1.6-class flare.
11 September 2014, 06:02 PM ET
The sun launched back-to-back solar flares directly at Earth this week, but the geomagnetic storms pose little danger, officials said.
11 September 2014, 06:01 PM ET
Sunspot AR2158 produced a X1.6-class flare on September 10th, 2014. The site of the blast faced where Earth would be if a coronal mass ejection (CME) was emitted. Imagery not yet fully returned from orbiting observatories will be checked for this.
11 September 2014, 05:17 PM ET
The Aug. 24 Napa earthquake woke several small, previously unrecognized Napa Valley faults, according to the first results from a high-flying NASA radar instrument.
11 September 2014, 05:10 PM ET
Solar flares are powerful blasts of radiation unleashed by the sun. When aimed directly at Earth, these eruptions can trigger geomagnetic storms and knock out power grids and communications. Here are some spectacular photos of solar flares.
11 September 2014, 05:07 PM ET
Any armchair explorer with an Internet connection can now explore the pyramids of Egypt, thanks to new images on Google Street View.
11 September 2014, 04:30 PM ET
Doctors in China were surprised to find that a young woman who had lived a normal life for more than two decades was actually missing an important part of her brain, according to a new report of her case.
11 September 2014, 04:14 PM ET
A man's undiagnosed sleepwalking nearly turned life-threatening when he sleepwalked off a 60-foot cliff while camping.
11 September 2014, 03:34 PM ET
Religion and politics have little effect on morality, a new study suggests.
11 September 2014, 03:19 PM ET
By examining leopard poop in rural India, scientists discovered that the big cats have a surprising favorite food: domestic dogs.
11 September 2014, 02:06 PM ET
The iconic Spinosaurus, a dinosaur known largely from bones destroyed in a World War II bombing, was adapted for life in the water, new research finds. This beast was "half-duck, half-crocodile," the researchers added.
11 September 2014, 02:01 PM ET
The partial skeleton of a Spinosaurus suggests this dinosaur was adapted for swimming in the waters in what is now Morocco.
11 September 2014, 01:33 PM ET
A super scratch-resistant screen is among the Apple Watch's coolest features.
11 September 2014, 01:00 PM ET
Human activities are promoting giant jellyfish swarms.
11 September 2014, 12:50 PM ET
Green jobs are booming, but the momentum could crash if the U.S. Congress doesn't shore up support.
11 September 2014, 12:31 PM ET
The sun fired off strong flares Tuesday and Wednesday from a sunspot known as Active Region 2158, which will be the focus of a free webcast hosted today at 1 p.m. EDT by the online Slooh Community Observatory. Watch it here on Space.com.
11 September 2014, 12:02 PM ET
Researchers discovered fossils from an ancient swamp creature in Egypt that they named after Mick Jagger from the Rolling Stones for its huge lips.
11 September 2014, 10:29 AM ET
Jellyfish expert Dr. Monty Graham of the University of Southern Mississippi describes the varied types of human activities that promote giant jellyfish swarms in the Gulf of Mexico.
11 September 2014, 09:53 AM ET
A sprawling ancient flying reptile looked like a dragon that may have flown alongside the aerial predators called ikran in the film "Avatar," in fact, so much so that its discoverers named the newfound beast after these mountain banshees.
11 September 2014, 09:06 AM ET
Sci-fi celebrities and science geeks will surf in to Hawaii this weekend (Sept. 12-14) for HawaiiCon, an event that bills itself as "the world's first sci-fi, science and fantasy tropical vacation convention."
11 September 2014, 09:00 AM ET
Suicide's peak in springtime has long puzzled scientists. Now a new study shows that in any season, a couple of sunny days may mean higher suicide rates.
11 September 2014, 07:22 AM ET
New photos show outsiders in a tourist boat stopping along the banks of an Amazon River tributary in Peru to give clothes and other gifts to children and adults of an isolated tribe.
10 September 2014, 09:35 PM ET
Following a harrowing depletion in recent decades, Earth's protective ozone layer, high in the planet's atmosphere, is on the track to recovery, according to a new report released today (Sept. 10) at the United Nations headquarters in New York.