Science

  • Popular Science 23 hours 23 min ago
    • By soothing your overactive mind, fidget toys are scientifically proven to reduce stress and help you concentrate.
    • The Stress Spinner and Stress Block have recently become an office craze, providing instant relief for serial fidgeters.
    • By soothing your overactive mind, fidget toys are scientifically proven to reduce stress and help you concentrate.
    • That's why fidget toys have recently become the latest office craze, providing instant relief for serial fidgeters.
    • Fidget toys simply calm your manimal instincts, making it easier to concentrate.
    • Order now to get the Ultimate Fidgeters Bundle for $24.99, saving 72 percent off the regular price for both toys.
  • Popular Science 1 day 1 hour ago
    • WARNING—cranking up the volume can lead to bad sound.
    • But have no fear: If carefully constructed, a highend audio setup can knock you back in your seat, without losing its fidelity.
    • Delivering 450 watts apiece to two speakers, the McIntosh MC452 is among the loudest stereo amps.
    • Inside the 110pound behemoth, each channel has two amps that cancel out one another’s tremors. $8,000.
    • The midrange driver (the one for guitars and vocals) on the Bowers & Wilkins 800 D3 rings true at high volumes.
  • Popular Science 1 day 2 hours ago
    • What will finally make Americans physically active?
    • When researchers looked at the relationship between weather and workouts, they found that as temperatures increased, so too did physical activity.
    • So in Boulder, Colorado, for example, how does physical activity at 15 degrees compare to physical activity at 75 degrees?
    • This allows researchers to focus on what happens to the physical activity of a place as temperatures increase.
    • Understanding human activity under a climate warming scenario sheds some insight on what might happen to human health in the future.
  • Popular Science 1 day 2 hours ago
    • Like everything else in the 1960s, NASA’s Saturn V rocket set A mark for extreme.
    • At 363 feet tall, with 7.5 million pounds of liftoff thrust, it lifted six moonbound missions into space.
    • As governments and private companies race to send astronauts to Mars, bigger is once again better—and necessary.
    • In 2011, United Launch Alliance’s Atlas V lifted off with the largest thing that’s ever landed on Mars—NASA’s oneton Curiosity rover.
    • China has been slow to the space race, but it is catching up fast.
  • Popular Science 1 day 17 hours ago
    • Getting to Mars is going to be incredibly difficult, with a lot of moving pieces that all need to fit together seamlessly.
    • Vicky Kloeris, who feeds the astronauts on the International Space Station, told us that it's not so easy to design food for Mars.
    • There's evidence that deep space radiation will degrade the food, making it not only yucky but also less nutritious. 5.
    • Earth and Mars revolve around the sun at different speeds, so sometimes Mars is closer or farther from us depending on how the planets align.
    • But according to some estimates, the journey to Mars could cost up to $2 trillion.
  • Popular Science 1 day 18 hours ago
    • You're making something with whole cloves (mulled wine, perhaps?) and you look for 15 minutes for the bottle you used last season.
    • No more jostling bottles to get a peak at the spices hiding in the back of your cabinet.
    • This stainless steel spice stand comes with five spice containers—with transparent lids—that stick to the magnetic back of the stand.
    • And the tins aren't just used for spices.
    • Beyond looking sharp, the tins will help keep the spices fresh.
  • Popular Science 1 day 19 hours ago
    • Official Apple cables rarely seem to survive longer than a few months.
    • In contrast, the Toughlink MFiCertified Metal Braided Lightning Cable will probably outlast your iPhone.
    • Official Apple cables rarely seem to survive longer than a few months.
    • In contrast, the Toughlink MFiCertified Metal Braided Lightning Cable will probably outlast your iPhone.
    • You can grab a twopack of these rugged cables now for $29.99 via the Popular Science Shop.
    • You can happily use and abuse these Toughlink cables every day without causing any damage.
    • Unlike cheap imports, Toughlink offers fast charging and rapid data transfers on any compatible device—plus. the cables actually come with a safety guarantee from Apple.
  • Popular Science 1 day 19 hours ago
    • Learning to crack an egg is a culinary rite of passage.
    • Contrastingly, the top and bottom of an egg are the strongest—and therefore hardest to crack—because they have the most curvature.
    • If you’ve ever walked across a frozen pond of thin ice and watched a crack form beneath your feet, it’s the same basic idea.
    • Soon after the critical crack length is reached, you fall through the ice.
    • Pulling the shell edges away from each other too harshly can result in shell destruction.
  • Popular Science 1 day 20 hours ago
    • But as strange as the starnosed mole appears, it’s actually a pretty standard Earthdweller, appearing in wetlands and swamps along the east coast of North America. “They can be hard to find.
    • Popular Science spoke to him on Friday before he drove up to the conference. “What the heck is going on with the starnosed moles?
    • The biologist, who now studies everything from electric eels to tentacled snakes, started out by studying starnosed moles as an undergraduate working at the National Zoo.
    • Since then, research by Catania and others have shown that the starnosed mole does not detect changes in electric fields with its eponymous snout.
    • Catania has studied the moles in the field, and found that the starnosed mole is also an engineer of the swampland.
  • Popular Science 1 day 20 hours ago
    • Plastic bags are nothing if not persistent—even when we want them to disappear.
    • We’ve tried banning plastic bags in some cities, or taxing their in others.
    • But as a species, we still use about a trillion plastic bags every year, tempting seabirds to eat junk and generally clogging up landfills.
    • Plastic isn’t biodegradable, but a new study published in Current Biology finds that one tiny creature might help solve our big bag problem.
    • "I removed the worms, and put them in a plastic bag while I cleaned the panels.