Science

Dino-Sword: New Species Of Dinosaur With Vicious Sting In The Tail

By: William McGee

By William McGee Researchers have found the near-complete skeleton of a new species of dinosaur with a unique weapon resembling an Aztec macuahuitl war club on its tail. The discovery of the bones of the dinosaur, named Stegouros elengassen, was described in the journal Nature. The find in the Río...

Space Aged: Astronauts Age Faster Because Of Microgravity, Says Study

By: Martin M Barillas

By Martin M Barillas It’s long been known that exposure to radiation damages DNA, but a new study has found an additional risk for astronauts: DNA replication is more prone to errors in microgravity. Scientists tested whether enzymes accurately copy DNA in cells during microgravity — the weightlessness produced during...

Jumpin’ Jiminy: How Light Pollution Could Ruin Crickets’ Sex Lives

By: Brian Blum

By Brian Blum How is a cricket like a young person on holiday? According to researchers at Tel Aviv University and the Open University of Israel, “When their light-dark cycle is disrupted, crickets behave like teenagers on vacation: active or asleep, according to their inner clock, or without any rhythm.”...

No Fueling: Sugar-Eating Microbes Could One Day Fuel Cars

By: Martin M Barillas

By Martin M Barillas Two scientists have harnessed strains of bacteria that feast on glucose (a type of sugar) and turn it into olefins, a type of hydrocarbon that is a component of gasoline, posing the possibility of a new way to fuel vehicles. “Making biofuels from renewable resources like...

VIDEO: What The Cluck? ‘Vulture Bees’ Eat Chicken In Costa Rica 

By: Martin M Barillas

By Martin M Barillas Although most bees are not carnivores, a few stingless tropical bee species have evolved a taste for flesh, presumably due to fierce competition for nectar, scientists say. The so-called “vulture bees” evolved an extra tooth and their gut microbes are more like those found in vultures...

New Baby Smell Makes Moms Aggressive But Dads More Docile

By: Abigail Klein Leichman

By Abigail Klein Leichman Catching a whiff of that delightful “baby smell” on a newborn’s head turns out to have a very practical purpose. A volatile organic compound, hexadecanal (HEX), is the major component of this scent. This “chemosignal” triggers mothers to be more aggressive and fathers less aggressive, according...

New Garlic Species Is Found And Already It’s Endangered

By: Naama Barak

By Naama Barak In good news for garlic lovers worldwide, a new allium species was recently discovered in the Judean Hills. The bad news: It’s been observed in only three sites and is already in danger of extinction. “I first found the garlic 10 years ago, and I didn’t exactly...

Forests Are On The Move To Higher, Wetter Habitats

By: Martin M Barillas

By Martin M Barillas Trees are on the move, but not like the Ents and Huorns described in the “Lord of the Rings” trilogy. The ranges trees occupy in the western U.S. are indeed shifting amid climate change, especially toward wetter and cooler places, according to a new study published...

VIDEO: Boiling Over: Lava Still Spilling In Hawaii’s 2-Month Eruption

By: William McGee

By William McGee Hawaii’s Kīlauea volcano has been erupting since Sept. 29, and the latest video from the U.S. Geological Survey shows lava sloshing in the crater, still roiling and spilling over the edge nearly two months later. A Nov. 18 report by the U.S. Geological Survey said lava activity...

Four-Legged Snake Fossil A Fake, Scientists Say

By: Martin M Barillas

By Martin M Barillas A fossil once thought to be a snake with four legs, connecting lizards and early snakes, is not the missing link scientists had hoped for. Published in the Journal of Systematic Paleontology, a study led by paleontologist Michael Caldwell of the University of Alberta disputed the...

It’s A-maize-ing: Popcorn Is A New, Sustainable Insulation On The Market

By: Martin M Barillas

By Martin M Barillas Researchers in Germany have gotten the go-ahead to commercialize a product that provides sustainable, environmentally friendly building insulation: popcorn Conventional insulation, made of mineral fiber or plastics, occupies approximately 90 percent of the market. Plastic, however, is made from petroleum and contributes to pollution. Researchers at...

VIDEO: As Kicker: NASA To Launch Test Mission To Push Asteroid Away From Earth

By: Peter Barker

By Peter Barker NASA will provide prelaunch and launch coverage of the agency’s first planetary defense test mission to help determine if intentionally crashing a spacecraft into an asteroid is an effective way to change its course. “Double Asteroid Redirection Test (DART) spacecraft will lift off on a ten-month journey...