Review The Hum by Colgate is an ultra-light electric toothbrush with a connected smart app that shows you every spot you've missed, guiding you to better brushing
Review The Oral-B Pro 1000 is a cost-effective electric toothbrush, giving you the powerful clean of an electric toothbrush at more than half the price of most of Oral B’s other options
Review If you’re looking for an affordable air purifier to clear your air of dust, allergens, and odors, consider the GermGuardian AC4825E, which has multiple layers of filtration
Review With multiple layers of filtration, the Coway Airmega 250 can eliminate particles as small as 0.012 microns. It's best for large spaces or multiple rooms
Review The Honeywell Top Fill Cool Moisture Humidifier is best for extra-large spaces or multiple rooms. Two large water tanks hold up to three gallons of water, letting it run for up to 24 hours.
Review The Dyson AM10 Humidifier uses ultraviolet light to purify water and clear up to 99.9 percent of bacteria before it’s vaporized, keeping the air in your home perfectly humid and sanitary.
Review The Elechomes HTJ-2119 Ultrasonic Humidifier is an ultra-quiet model with an aroma diffuser, remote control, 4.5-liter water tank, and a range of 538 square feet.
Review With its large water tank, the Levoit Classic 300S humidifier quickly humidifies rooms up to 505 square feet and lasts up to 60 hours without a refill.
Review The Levoit LV600HH humidifier is an ultra-quiet model with options for both cool and warm mist, an aroma diffuser, and a range up to 753 square feet.
New stars are born! NASA's Hubble Space Telescope has captured a new image of bright, baby stars peeking out of a "stellar nursery" — a cloud of dust where stars are born.
New, stunningly detailed images of the Large and Small Magellanic Clouds have the potential to revolutionize our understanding of the stars making up these two dwarf galaxies.
Here's a roundup of Montessori toys for the little ones in your life who love to learn and have fun while they're at it.
Little scientists will have a bundle of fun with science kits; they will try their hand at making a potato clock, learning to levitate a pencil, creating a test-tube sunset and more.
Attention, Lego fans! If you love aliens and UFOs, or spaceflight and sci-fi, we've got the perfect sets for you and your kids.
As families tuck into their couches to watch Charlie Brown's quest for the great pumpkin this Halloween, they may be surprised to hear that NASA has already discovered a "greater pumpkin."
Thanks to rising temperatures, glaciers in Greenland are melting faster than scientists previously thought — and a new NASA video shows how researchers are tracking the feet per day of changes.
A massive "hole" on the surface of the sun was spotted by NASA telescopes on May 17. Coronal holes produce strong solar winds that can cause problems for satellite communications.
The Red Rectangle is so named because of its strange shape and striking color. But this stellar nebula looks more like a cosmic "X" in this new image from Hubble.
NASA needs your help to bolster current earthquake detection technologies, and they’re offering $25,000 to the team that develops the best way to detect an oncoming quake.