Radiation
Ohio School Closed After Enriched Uranium Discovered Inside
Piketon, Ohio, residents suggested a nearby gaseous diffusion plant might be responsible for the uranium.
Russia Has Lost Control of Its Spektr-R Radio Satellite
Roscosmos will try to regain control of the satellite Monday.
Troubled Browns Ferry Nuclear Plant Under Investigation
The Nuclear Regulatory Commission checked safety systems at the Alabama plant to determine why a diver received a dose alarm during underwater work in one of the equipment pits.
South Korea Says It's Safe to Eat Kim Jong Un's Gifts
South Korea's presidential office said it "conducted the radiation test" on two tons of pine mushrooms sent by North Korean supreme leader Kim Jong Un.
NASA Spots Strange 'Thermal Anomaly' in Atlantic Ocean
Thermal anomalies are areas of the Earth which satellites flag as "unusually warm."
Space Radiation Poses Risk to Astronauts' Health
Human deep space exploration is on the verge of becoming a reality, but there are several limitations we must overcome first.
The Cellphones That Emit the Most and Least Radiation
The science on the risks of prolonged exposure to cellphone radiation remains inconclusive.
The Sun Will One Day Cause Earth's Oceans to Boil
The searing hot ball of gas at the heart of our planetary neighborhood is home to almost all the mass of the solar system—but it's getting lighter all the time.
Most People Don't Apply Enough Sunscreen, Study Says
Most people apply sunscreen in a layer so thin it provides only 40 percent of its purported SPF rating.
Meet the Dogs of Chernobyl, Now Up for Adoption
Wild dogs, which have thrived since the nuclear accident, forming their own society amid the asphalt of the vast industrial complex, have captured the hearts of cleanup workers. A charity is now bringing them to America.
Is Brain Stimulation The Future Of Cancer Treatment?
Researchers implanted cancer cells in mice and then stimulated the reward circuits in their brains every day over two weeks. They observed a powerful response.
Fukushima: Radioactive Soil May Be Used for New Roads
Residents fear the contaminated soil's effects on their health and livelihoods.
Russia Nuclear Torpedo May Cause Huge Radioactive Waves
Russia's submersible drone, known to Russia as Poseidon and to the U.S. as Kanyon, may change nuclear warfare as we know it.
Worker: Fukushima Was Supposed To Have Massive Seawall
A 2008 test showed that a 52-foot-high tsunami could strike the Fukushima nuclear plant, but bosses delayed building a protective seawall.
Space Is Getting More Dangerous For Humans and Robots
Space has a lot of ways to kill you, and one is getting worse.
Russian Convicted of Spying for UK Found Passed Out
Convicted Russian spy Sergei Skripal's "substance exposure" is drawing comparisons to the 2006 death of Russian intelligence agent Alexander Litvinenko's acute radiation poisoning.
Destroyed Ozone Layer In Earth's Past Sterilized Trees
The latest subject revealing our Earth's past: bonsai-like pine trees.
Earth's Magnetic Poles Show Signs They're About to Flip
After hundreds of thousands of years, signs of this change are finally apparent.
An Inmate with Cancer Needed Radiation, but Got Tylenol
Walter Jordan's is one of several deaths at the center of an ongoing legal fight over inmate health care in Arizona -- and a window into how states use private companies to handle medical services for prisoners in an age of cash-strapped budgets.
California Guidelines Raise Concerns About Cellphones
The guidelines provide some tips for reducing exposure to radiation linked with phones—despite little evidence that radiation has any effect on human health.
Russia Leaked 'Extremely High' Radiation
A plant near the most seriously polluted area suffered one of the worst ever radioactive accidents in 1957.
Russian Forces Prepare for Nuclear Attack
Thousands of soldiers were deployed in the drills, some in hazmat suits and gas masks.
Moon Lava Tubes Could House Entire Cities
The Marius Hills Skylight Moon shelter could be used to protect astronauts from radiation.
Fukushima Radioactive Water May Have Leaked for Months
The estimated cost of the long-term cleanup following the nuclear disaster is $192 billion.
Robot Survives Fukushima Reactor, Brings New Footage
Japan's "Little Sunfish" brought back never-before-seen footage of the Fukushima nuclear plant, which has claimed a number of prior devices.
Fukushima Executives to Stand Trial in Japan
The three executives are expected to plead not guilty.
The Radiation Risk of Air Travel: Should We Be Worried?
New research reveals how flying exposes us to cosmic rays. It's time we were aware of the risks.
Humans Have Created Artificial Barrier Around Earth
Space probes have found a barrier resulting from low frequency radio waves which could shield us from geomagnetic storms.
Russia Plans 'Cosmic Patrol' to Protect Earth
Scientists at Moscow State University are planning to launch a constellation of satellites.