Famous peppered moth's dark secret revealed
Media captionDr Ilik Saccheri explains the science behind biology's most famous insect Scientists have discovered the specific mutation that famously turned moths black during the industrial revolution.In an iconic evolutionary case study, a black form of the peppered moth rapidly took over in industrial parts of the UK during the 1800s, as soot blackened the tree trunks and walls of its habitat.Now, researchers from the University of Liverpool have pinpointed the genetic change that caused..>> view originalNASA satellite finds unreported sources of toxic air pollution
New research has detected smaller sulfur dioxide concentrations and sources around the world, including human-made sources such as medium-size power plants and oil-related activities. Credit: EPA. Using a new satellite-based method, scientists at NASA, ...>> view originalKing Tut's dagger was made using meteorite fragment
King Tut's dagger was made using meteorite fragment Before you go, we thought you'd like these... King Tut and the objects in his tomb have fascinated people for decades. Recently, researchers from the Egyptian Museum in Cairo, Milan Polytechnic, and Pisa University made one more mind-blowing discovery about the ruler's final resting situation, reports Gizmodo. King Tut was laid to rest with a dagger made of material from space, according to Seeker. Non-invasive testing of the pi..>> view originalJust what sustains Earth's magnetic field anyway?
Illustration of how the diamond anvil cell is used to mimic and study planetary core conditions. Credit: Stewart McWilliams. Earth's magnetic field shields us from deadly cosmic radiation, and without it, life as we know it could not exist here. The ...>> view originalSaturn at Opposition: See the Ringed Planet at Its Best This Friday
Viewed with the naked eye, Saturn appears as a bright star in the constellation Ophiuchus, halfway between Sagittarius and Scorpius. Bright Mars is to Saturn's right in Libra. Credit: Starry Night software This Friday, June 3, Saturn reaches opposition to the sun. Directly opposite the sun in our sky, the ringed planet rises as the sun sets and sets as the sun rises, remaining visible all night. Saturn is the farthest of the planets readily visible to the naked eye. Currently, the pla..>> view originalClimate Change Increases Amount Of Toxins In Food
Aflatoxins, prussic acid and other toxic chemicals are increasingly becoming present in food crops because of extreme weather and climate change. Learn how crop toxicity is becoming a growing problem worldwide. ( Parker Knight | Flickr ) Amid their struggle to survive extreme weather conditions, food crops are producing more of chemical compounds that can prove toxic to humans and livestock consuming them, a new U.N. report has warned. Drought and high temperatures trigger the ..>> view originalAnother reason why taking selfies with adorable wild animals is a terrible idea
An 8-month-old female harbor seal rescued from a beach in Plymouth, Mass., swims in a pool at Mystic Aquarium in Mystic, Conn., in 2013. (Rodrique Ngowi/AP) Baby seals are incredibly cute and can melt the coldest of hearts, yes. And what better prop is there for your social media and online dating profile photo needs? But resist the urge to get close, pet or even snap a selfie with a seal pup, because such contact can cause mother seals to feel threatened and abandon their pups, the National..>> view originalScientists crack mystery of shrimp packing such a punch it can split your thumb
Mantis shrimp. (Carlos Puma/University of California at Riverside) In tropical shallows the world over, a peculiar sort of creature scurries along the sea floor, unassuming except for the fact that it sports one of the most powerful biological appendages known to science — its spring-loaded claws. The mantis shrimp, which typically grows no more than 6 inches in length, is an aggressive, burrowing crustacean that looks a bit like a crayfish dipped in neon spray paint. Fishermen call the ani..>> view originalAntares Rocket Static Test Fire Sets Stage for Return to Flight
An Orbtial ATK Antares rocket first stage fires up its RD-181 main engines during a static fire test on May 31, 2016 at NASA's Wallops Flight Facility on Wallops Island, Virginia. Credit: NASA WASHINGTON — A May 31 static fire test of the new first stage of Orbital ATK's Antares launch vehicle should clear the way for that rocket to return to flight in early July. An Antares first stage, held down on the pad at the Mid-Atlantic Regional Spaceport on Wallops Island, Virginia, fired for..>> view originalWeird Shapes on Pluto Hint at Icy 'Face-Lift' Over Time
The strange polygon-shaped terrain on Pluto can be seen clearly on the right side of this image captured by NASA's New Horizons spacecraft during its historic flyby on July 14, 2015. Scientists say the strange shapes are signs of geologic activity from churning nitrogen ice that can change the face of Pluto over time. Credit: NASA/JHUAPL/SwRI Strange geometric shapes miles wide seen on Pluto's icy surface likely formed because of a churning sheet of frozen nitrogen more than a half-mile ..>> view original
Thursday, June 2, 2016
Famous peppered moth's dark secret revealed and other top stories.
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