In an effort to push Gov. Rick Scott into the debate on climate change, 10 prominent scientists from the state’s top universities on Tuesday asked for an opportunity to explain to him the impact human-induced global warming will have on Florida. “We note you have been asked several times about how, as Governor, you will…
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Genome-wide analysis reveals genetic similarities among friends: Study finds truth to ‘friends are the family you choose’
If you consider your friends family, you may be on to something. A study from the University of California, San Diego, and Yale University finds that friends who are not biologically related still resemble each other genetically. Published in the Proceedings of the National Academy of Sciences, the study is coauthored by James Fowler, professor…
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Bones of elephant ancestor unearthed: Meet the gomphothere
An animal once believed to have disappeared from North America before humans ever arrived there might actually have roamed the continent longer than previously thought -- and it was likely on the list of prey for some of continent's earliest humans, researchers from the University of Arizona and elsewhere have found. Archaeologists have discovered…
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Polar Vortex in Summer? Not Exactly, Experts Say
A blast of cold air that blew in from the Gulf of Alaska and swept across the Great Lakes is now making its way south. Headlines warn that the cold front could herald a return of the "polar vortex," but experts are saying otherwise. Polar vortexes typically develop around the North Pole during most winters.…
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Loggerhead sea turtles gain miles of protected shoreline
The federal government extended substantial protection to loggerhead sea turtles on Wednesday, designating hundreds of miles of coastline and ocean as critical habitat including beaches in Broward and Monroe counties. The areas, which cover 685 miles of nesting beach and more than 300,000 square miles of ocean, mark the largest critical habitat distinction in…
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Cancer ‘as old as multi-cellular life on Earth’: Researchers discover a primordial cancer in a primitive animal
Every year millions of people around the world are diagnosed with cancer. Each one of them dreams of a victory in the battle against it. But can cancer ever be completely defeated? Researchers at Kiel University (CAU) in Germany have now reached a sobering conclusion: "cancer is as old as multi-cellular life on earth…
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Worst Spots for Weather Extremes Found
Frightful floods, freezes and heat waves favor certain parts of the Northern Hemisphere, the result of strong atmospheric currents that steer extreme weather to the same places over and over again, a new study finds. Fear a cold winter? Then avoid eastern North America. Hate floods? Stay out of western Asia. Enjoy a long…
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Strict diet suspends development, doubles lifespan of worms
The centuries-long search for the fountain of youth has yielded only a few promising leads, one of which entails an extreme, emaciating diet. A new study of the tiny nematode worm C. elegans begins to explain this marvel of calorie restriction and hints at an easier way to achieve longevity. Researchers at Duke University found that…
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Salamanders Give Clues to How We Might Regrow Human Limbs
Humans have some regenerative abilities but compared to creatures like the salamander, which has an amazing ability to regenerate after injury, we’re pretty limited. Not only are salamanders the only adult vertebrates able to regrow full limbs, they’re able to regenerate an impressive repertoire of complex structures including parts of their hearts, eyes, spinal cord and…
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Century-old drug reverses signs of autism in mice
A single dose of a century-old drug has eliminated autism symptoms in adult mice with an experimental form of the disorder. Originally developed to treat African sleeping sickness, the compound, called suramin, quells a heightened stress response in neurons that researchers believe may underlie some traits of autism. The finding raises the hope that some…
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