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Best Black Friday sports bra deals: Find great sports bras on sale here

These sports bra deals will help support you through every workout at a great price.

Why is the flu shot less effective than other vaccines?

The effectiveness of the flu shot varies from year to year, but often, it isn't very high.

Alexander the Great: Facts, biography and accomplishments

Alexander the Great's empire stretched from the Balkans to modern-day Pakistan.

Ferocious 'penis worms' were the hermit crabs of the ancient seas

Priapulids, sometimes called penis worms, were fearsome predators of the Cambrian Period. They may have worn shells for protection, new fossil evidence suggests.

Powerful Landsat 9 satellite beams home 1st photos of Earth

Landsat 9's first photos show the Florida Panhandle, Detroit and its surrounding area, Navajo Country in northern Arizona, the high Himalayas and the Kimberley region of Western Australia.

What does the president do all day?

The president wears many hats, but how does the Commander in Chief's time spent?

Save nearly 40% on Catan and Ticket to Ride board games, plus expansions this Black Friday

Save about $20 on these classic board games, plus discover more Black Friday deals on exploration and strategy games!

Poison dart frogs: Facts about the beautiful but deadly amphibians

They might look cute, but the toxins from a poison dart frog can be strong enough to kill several humans.

What's the most sunsets you could see on Earth in one day?

Most people see only one sunset a day. How many more could you catch, if you really tried?

Black Friday running shoes deals: These running must-haves are on sale now

Pick up a pair of running shoes on sale and get a new lease of life for your workout routine.

NASA needs a new telescope, ASAP, to find Earth's twin

The National Academies of Sciences, Engineering, and Medicine say that finding Earth-like worlds should be a priority.

Black Friday home weights set deals: Stock updates and latest discounts

Find the perfect Black Friday home weights set deals for your living room workouts.

Antiviral pill cuts COVID-19 hospitalizations and deaths by 89%, Pfizer says

A new COVID-19 pill significantly cuts risk of hospitalization or death when taken within three days of symptom onset, Pfizer says.

Strange earthquakes in South Carolina traced to man-made lake

Lake Monticello in South Carolina is causing a series of small earthquakes, the third time in its history that the man-made reservoir has created swarms of seismic activity.

Best yoga mats 2021: Improve your flow with these top-rated yoga mats

Great for beginners and pros, these are the best yoga mats for every need and budget.

Sweaty Betty Super Grip Yoga Mat review

The Sweaty Betty Super Grip Yoga Mat is a solid all rounder at a decent price that will help you get the most from your flow.

240,000-year-old 'Child of Darkness' human ancestor discovered in narrow cave passageway

Deep within South Africa's Rising Star Cave System, in a passageway barely 6 inches (15 centimeters) wide, scientists have discovered the fragmented skull of a Homo naledi child they're calling «Leti.»

Giant, invasive spiders have taken over Georgia. Will they spread across the US?

Experts believe that the spiders, which arrived in 2014, could spread across more of the southern U.S.

Ancient 'hangover prevention' ring found in Israel

Archaeologists recently discovered a ring set with a purple stone, possibly an amethyst, that may have been worn to prevent the pain of a hangover.

Vitamin B2 (Riboflavin): Sources, benefits and dosage

Riboflavin is a B-complex vitamin that helps the body break down carbohydrates, proteins and fats to produce energy.

China's hypersonic weapon test no cause for panic, experts say

China's mysterious recent space-tech test is not a sign that the sky is falling.

Chinese railroad worker house unearthed in Utah ghost town

Archaeologists excavating in a Utah ghost town have turned up a rare find: a house belonging to 19th-century Chinese workers on the transcontinental railroad.

Elechomes HTJ-2119 Ultrasonic Humidifier 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.

Lululemon Reversible 5mm Yoga Mat review

Is the Lululemon Reversible 5mm Yoga Mat worth it? We put the popular $88 yoga mat to the test.

Solar storm brings the Northern Lights to the northern US

A strong solar storm is creating aurora-friendly conditions as far south as Pennsylvania, Iowa and Oregon this week.

HPV vaccine slashes cervical cancer rates by 87% among women in the UK

The HPV vaccine reduced cases of cervical cancer by 87% among women in the U.K. who received the vaccine when they were 12 or 13 years old, according to a new study.

HPV vaccine slashes cervical cancer rates among women in the UK by 87%

The HPV vaccine reduced cases of cervical cancer by 87% among women in the U.K. who received the vaccine when they were 12 or 13 years old, according to a new study.

5 low impact workouts

Here are 5 low impact workouts to boost your fitness with a lower risk of injury.

Photo trickery captures ethereal jellyfish 'ballet' in Spanish lake

The photo, titled 'Medusa Ballet,' was recently announced as the overall winner at the European Wildlife Photographer of the Year 2021 competition.

Mysterious glass in the Atacama Desert may be from an ancient exploding comet

An ancient comet may have burnt sand into mysterious pieces of twisted glass, according to a new study.

How did birds survive the dinosaur-killing asteroid?

A new analysis of a well-preserved ancient bird skull reveals secrets about its brain.

If the universe is a giant computer simulation, here's how many bits would be required to run it

A trippy new estimate calculates the total number of bits in the visible universe

What is an amoeba?

The term “amoeba” refers to simple eukaryotic organisms that move in a characteristic crawling fashion.

Cause of mysterious brain-invading-fungus outbreak finally discovered

Scientists think this is just one of many fungi increasing its habitable range due to climate change.

Fowl play? 'Bird of the Year' winner in New Zealand contest is a bat

New Zealand's long-tailed bat recently earned a very unlikely accolade.

Black Friday exercise bike deals: What's on sale, and what's in stock

Looking to pick up a Black Friday exercise bike deal? Finding the stock is the tough part, but we have this guide to help you

Exercise bike on sale: the best deals available now

Find the best exercise bike on sale with our roundup of great deals

Personality traits & personality types: What personality type are you?

What makes you, you? Psychologists sketch out personality traits using the «Big Five».

Baleen whales eat three times more than scientists once thought

Baleen whales' eating habits trigger ripple effects through the entire ocean food web.
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