web analytics
Science News
/
/
/
Page 38

Tick, tick, tick. In a first, a shark is heard making noise

Sharks have a reputation for being silent predators. But an accidental discovery shows the small rig shark isn’t silent after all. It clicks its short, wide teeth. That chatter appears…

Eco-friendly sunscreen? That’s bananas!

Columbus, Ohio — Bananas grow best in full sun. To protect their sensitive skins from damaging ultraviolet rays, banana peels produce a natural sunscreen. A teen has now peeled back…

Three U.S tick species may trigger a mysterious red-meat allergy

In June 2017, Cathy Raley was about to take her dog on a hike when she suddenly broke out in hives. Her tongue swelled and her throat got tight. “That’s…

Scientists Say: Caldera

Caldera (noun, “Kal-DER-ah”) A caldera is a type of crater. It forms when a volcano collapses after a massive eruption. When volcanoes erupt, material bursts from underground cavities. That material…

You can ‘grab’ these virtual displays and manipulate them midair

In the Iron Man movies, Tony Stark’s lab is full of floating computer displays. With these midair graphics, he can see his super-suit designs in 3-D. He also can grab…

Magnets mimic gravity’s guiding hand for plants growing in space

Columbus, Ohio — Space-grown plants twist and coil as they seek to identify gravity. The instinct normally helps buried baby plants know which way to grow to find light. But…

A nearby star system is likely sending lots of comets our way

A neighboring star system is likely shedding comets and asteroids into our solar system — and even producing a few meteors in our sky. Just 4.3 light-years from Earth, this…

Two cities stopped water fluoridation. Kids’ teeth suffered

Warren Loeppky has been a kids’ dentist for 20 years. Over the last decade, he’s been seeing more tooth decay in his young patients. Not only is it more common,…

Brain cells that make you feel full also make you crave dessert

Once you’re stuffed from a big meal, most foods lose their appeal. But see a sweet treat and you might be ready to make room for more. Some people joke…

Experiment: Blow the best homemade bubbles

Objective: Test if adding glycerin or corn syrup improves a bubble solution Areas of science: Chemistry Difficulty: Easy beginner Time required: ≤ 1 day Prerequisites: None Material availability: Readily available…