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Remember when fireflies used to light up the summer nights like a million tiny twinkling stars? Here’s how to bring them back:

12-year-old invents an underwater vehicle that detects and collects microplastics from the ocean without harming marine life

Canada just became the second country in the world to legalize the recreational use of cannabis, the U.S. and U.K. are getting closer

Baking soda and vinegar are non-toxic, clean better and cost less than commercial cleaners. Studies show they kill germs just as well.

Tourism was hurting the grove of 2000-year-old trees that inspired Yosemite National Park, so it just spent $40 million rerouting roads, trams and trails away from the trees and restoring their habitat

France recently made it illegal for grocery stores to dump or destroy good food. Instead of letting 1 in 8 Americans go hungry, maybe we should do this too.

Hundreds of studies over the last two decades are finding “fragrance” in beauty products and household cleaners are just as bad or worse for our health than secondhand smoke. Is it time for fragrance-free workplaces, hotel rooms and sections in restaurants?

Tea leaves contain one of the most effective treatments for lung cancer to date, scientists have “accidentally” discovered.

CT scanning livestock to determine which animals to breed could soon become commonplace