WASHINGTON — Over the past few decades tornadoes have been shifting decreasing in Oklahoma, Texas and Kansas but spinning up more in states along the Mississippi River and farther east, a new study shows. Scientists aren’t quite certain why.
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WASHINGTON — Despite what President Donald Trump says, scientists have long known that what’s warming the planet isn’t natural. It’s us.
They even have the energy balance sheets accounting for changes in the climate to prove it.
ORACLE, Ariz. — They lived for two years and 20 minutes under the glass of a miniature Earth, complete with an ocean, rain forest, desert, grasslands and mangroves. Their air and water were recycled, and they grew the sweet potatoes, rice and other food they needed to survive.
NEW YORK — A research arm of the U.S. military is exploring the possibility of deploying insects to make plants more resilient by altering their genes. Some experts say the work may be seen as a potential biological weapon.
CAPE CANAVERAL, Fla. — The NASA spacecraft that explored Pluto has adjusted course as its next target looms.
DENVER — Another rare Colorado River fish has been pulled back from the brink of extinction, the second comeback this year for a species unique to the Southwestern U.S.
NEW YORK — She says he sexually assaulted her; he denies it. Is somebody deliberately lying?
OXFORD, Pa. — A staple of summer ‚Äî swarms of bugs ‚Äî seems to be a thing of the past. And that’s got scientists worried.
Pesky mosquitoes, disease-carrying ticks, crop-munching aphids and cockroaches are doing just fine. But the more beneficial flying insects of summer ‚Äî native bees, moths, butterflies, ladybugs, lovebugs, mayflies and fireflies ‚Äî appear to be less abundant.
BIDDEFORD, Maine — Canadians are known as friendly folks, but these crabby brutes migrating from Canadian waters are better suited for the hockey rink.
IRVINE, Calif. — Ruining the reputation of sharks as bloodthirsty predators, California researchers said they have found a shark that enjoys a side of seagrass with its prey.
Bonnethead sharks not only eat grass while chomping fish and squid ‚Äî they also digest the plant and gain nutrition from it, scientists at the University of California, Irvine announced Wednesday.