Science News

The Five Worst Poisons on Earth: From Polonium to Mercury

Feared for a good reason. (Credit_00/Flickr, CC BY-ND)
Feared for a good reason. (Credit_00/Flickr, CC BY-ND)

With the announcement of an inquiry into the murder of Alexander Litvinenko, talk of poisons is back in the news. There are many articles with...




  • Security

    Laser Device Sniffs Out Tiny Traces of Explosives

    Mechanical engineers have found a way to dramatically increase the sensitivity of a light-based plasmon sensor. They say it could potentially be used to detect an... Read more

  • A Siberian discovery has some experts thinking that all dinosaurs may have been covered in feathers. (AOL Screenshot)

    All Dinosaurs May Have Had Feathers (Video)

    Scientists have made some remarkable discoveries about dinosaurs, but there’s still so much that remains unknown. According to one recent finding, that would include what... Read more

  • Dr. Oliver Smithies, professor of pathology and laboratory medicine at the University of North Carolina at Chapel Hill and co-recipient of this year's Nobel Prize in physiology or medicine, speaks at a press conference on the school's campus October 8, 2007 in Chapel Hill, North Carolina. (Jeffrey A. Camarati/Getty Images)

    Nobel Laureate: For Inspiration, I Take to the Sky and Fly With Birds

    Oliver Smithies won the Nobel Prize in Physiology or Medicine in 2007 “for discoveries of principles for introducing specific gene modifications in mice by the... Read more

  • This Nov. 12, 2011, photo shows workers in protective suits and masks as they wait to enter the emergency operation center at the crippled Fukushima Dai-ichi nuclear power station in Okuma, Japan. A US science advisory report says a key lesson from Japan’s Fukushima nuclear accident is that the nation’s nuclear industry needs to focus more on the highly unlikely but super-serious worst case scenarios and radiation traveling further than previously figured. (AP Photo/David Guttenfelder)

    Fukushima Disaster Prompt Study on Worst-Case Scenarios

    WASHINGTON—A U.S. science advisory report says Japan’s Fukushima nuclear accident offers a key lesson to the nation’s nuclear industry: Focus more on the highly unlikely... Read more

  • The 262-foot hole is located in the Yamal Peninsula in the gas rich section of Northern Siberia, a section of Siberia so remote people actually call it “The End Of the World.” (AOL Screenshot)

    Mysterious Giant Hole Suddenly Appears (Video)

    Helicopter crew in Siberia have discovered a giant hole in the ground. Now scientists are on their way to figure out what caused it. Video... Read more

  • How many beans are in those jars? (Flickr/jsrcyclist , CC BY-NC-ND)

    Humans Beat Computers at ‘Sensing Numbers’ Without Counting – for Now

    When faced with choosing the shortest queue at a supermarket, what do you do? Nobody starts counting – what our brain does is “number sensing”... Read more

  • Archaeologists digging in Norway unearthed a skull that contains a thick substance believed to be brain matter. (AOL Screenshot)

    Ancient Brain Matter Possibly Found in Norway (Video)

    Archaeologists digging in Norway unearthed a skull that contains a thick substance believed to be brain matter. Initial testing showed the specimen to be about... Read more

  • New research in the journal Nature shows that neonicotinoid pesticides, responsible for bee population collapse, could also be taking a heavy toll on birds. (AP Photo/Toby Talbot, File)

    Pesticides Linked to Bee Collapse Now Blamed for Bird Declines

      In recent years the evidence has piled up that neonicotinoids—a hugely popular group of pesticide—may be at least partly responsible for ongoing bee and... Read more

  • Two laughing and hugging boys. (Photo by Thomas Imo/Photothek via Getty Images)

    Study: Friends Share Similarities in Their DNA

    You may be more similar to your friends than you think: A study suggests that the DNA code tends to be more alike between friends... Read more

  • Channel

    Changes in Earth’s Landscape Are Mathematically Ordered, Not Random: Stanford Study

    Channels formed in the Earth by flowing water conform to a mathematical order, a pattern, discerned recently for the first time by Stanford University researchers... Read more

  • Acraga hamata (Courtesy of Daniel Janzen)

    See Nature’s Most Beautiful Insects

    When we hear the word “insect,” it’s more than enough to trigger unpleasant memories for some and a few shudders for others. However, not all... Read more

  • A Cambodian mine victim waiting for a hand-out from the next passing tourist rests on a crutch as he watches children scrap on the banks of the Tonle Sap River, Phnom Penh, April 9, 1999. (Rob Elliott/AFP/Getty Images)

    Amputees Tortured by Phantom Pain, Mirror Man Helps

    Phantom pain, experienced in missing limbs, tortures amputees and puzzles scientists. Srinath Perur cycles round Cambodia with a man who treats it with mirrors. One... Read more

  • "The high-earning traders are the most interesting people to us," says Colin Camerer. "Emotionally, they have to do something really hard: sell into a rising market. We thought that something must be going on in their brains that gives them an early warning signal." (Hugo Chinaglia/Flickr)

    Brain Saves Best Traders From ‘Bubble’ Markets

    New research on brain activity backs up investment magnate Warren Buffett’s famous advice: “Be fearful when others are greedy and be greedy only when others... Read more

  • Experimenting with bubbles. (Indigo Skies Photography/Flickr)

    Brain Scans Could Be Used to Predict Financial Bubbles

    Some shares have new owners every second. Today much of the buying and selling is done by computers, but some still rely on human intuition... Read more

  • Cool in the clouds.(Flickr/darcym, CC BY-NC-ND)

    How Breeding With an Ancient Human Species Gave Tibetans Their Head for Heights

    A new study of the DNA of Tibetans has looked at the gene underlying their ability to live in the low-oxygen conditions at high altitudes... Read more

  • Buzz Aldrin

    Buzz Aldrin Answering Questions on Reddit: Talks Hoax Claims, Elon Musk, Carl Sagan

    On Tuesday, Buzz Aldrin, the second person to walk on the moon, opened the virtual floor to questions, posting on Reddit. He addressed claims that... Read more


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