Scientists Crack the Mystery of Blood Falls — Today on HowStuffWorks NOW

May 04, 2017 02:31 pm   Today on HowStuffWorks NOW   Where Did 'Shirt and Shoes Required' Come From? Nope, it has nothing to do with the health department.       Human Din Is Drowning Out Nature's Quiet, Even in Parks Wildness is a necessity, as naturalist John Muir once wrote. And it helps if that wildness isn't drowned out by man-made noise pollution.       Scientists Crack Another Mystery Behind Blood Falls Antarctica's Blood Falls looks like a geological horror scene. For decades, scientists weren't sure why. Until now.       Scientists Discover Caterpillar That Actually Eats Plastic Could plastic-eating caterpillars help rid the planet of trillions of bags clogging landfills and other ecosystems? A chance scientific discovery may provide answers.       Mobile MIT Robot Can 3-D Print Entire Building Structure in Hours MIT has created a system capable of 3-D printing the basic structure of an entire building, cutting time and money costs — with an eye on Antarctica, and even Mars.       Aromatherapy Shows Promise for Stressed Horses Humans may not be the only animals that dig a soothing whiff of lavender oil.       Calamity Jane Was a Woman of Many Talents ... And Great at Embellishing The Wild West legend's life has been romanticized and colored with exaggeration. But that doesn't mean her story isn't fascinating.       Trump Considers Removing National Monument Status... But Can He? President Trump says dozens of national monuments were named with an "egregious abuse of federal power." Check out a gallery of those his administration is reviewing.       Can You Sue Over 'Thirdhand Smoke' Exposure? Research shows that nicotine residue lingering in furniture and carpets may be hazardous to kids. Could that mean legal action for unsuspecting homeowners and tenants?       Female Dragonflies Fake Death to Avoid Unwanted Male Advances For one species of dragonfly, the hassle of dealing with aggressive suitors is worth playing possum over.       Loose Mazdas Sink Ships This was definitely not your average car accident.       Climb Stairs Instead of Guzzling Caffeine for an Energy Boost Take the stairs instead of the elevator on your way to the office, and you might not need that morning cup of joe for energy. (You'll probably still want it, though.)       5 Things You Didn't Know About The Rock Yes, we're talking about Dwayne Johnson, the highest paid actor in the world.       New Analysis Places 'Hobbit' on Unexpected Limb of the Human Family Tree Homo floresiensis, popularly known as a hobbit, is an extinct, miniature human species that might be much, much older than previously thought.     Copyright © 2017 InfoSpace Holdings LLC, All rights reserved. HowStuffWorks, 675 Ponce de Leon Ave, Atlanta, GA 30308 Want to change how you receive these emails? You can update your preferences or unsubscribe from this list