We have tested the best electric toothbrushes for kids: From toddler-friendly products to fun-filled gadgets for pre-teens, these are the best toothbrushes to look for during the Black Friday sale.

Buy Now: Firefly Petunia on Light.Bio By Ashley Mateo By Chris Stokel-Walker By Chris Stokel-Walker By Ashley Mateo Jessica Klein More Must-Reads from TIME Contact us at letters@time.com ...

When Lumpy sees flickering lights in the meadow, he believes he's spotted gobloons. It turns out that what he saw was fireflies, but that gets him to wondering just why it is they flash like that. He ...

French physicist Hippolyte Fizeau set a beam of light on a rapidly rotating toothed wheel, with a mirror set up 5 miles (8 km) away to reflect it back to its source. Varying the speed of the wheel ...

NEW YORK (AP) — Francis Ford Coppola will receive the 50th AFI Life Achievement Award, the American Film Institute announced Tuesday. Coppola, who recently released his long-in-development epic ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. And it's not just useful for photography. You can also use a lightboxes to trace artworks, ...

If you're looking to pick up a bamboo toothbrush yourself in a shop, you'll have more luck finding them in independent health stores or bigger shops, such as Holland & Barrett and Whole Foods, than ...

The 'Before' star discusses her decades-long marriage to actor and author Robert Desiderio Sara Jaye Weiss/Shutterstock For Judith Light ... miss a story — sign up for PEOPLE's free daily ...

Simply insert your toothbrush and the sanitizer automatically turns on, eliminating up to 99.9% of germs and bacteria. The ultraviolet light bulbs are highly efficient and last the life of the ...

However, as sunrise gets so much later during winter months, light soon ends up coming later than it does in the summer despite the clocks changing. Ultimately there is no way to avoid dark ...

If you’re pressed for time, here’s a quick look at our top five: Also known as wake up light alarms, bodyclock lights, natural light alarm clocks or SAD alarm clocks, these devices provide a ...