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Check out this Cyber Monday Fitbit deal on the Fitbit Sense Advanced smartwatch, shown here.

Save over $100 on a Fitbit Sense Advanced on Cyber Monday

By Morgan Bailee Boggess McCoy

Deals Don't miss this Cyber Monday deal of 37% off a Fitbit Sense, which is loaded with health-tracking features.

This Cyber Monday exercise bike deal will save you on the NordicTrack Commercial Studio Cycle.

NordicTrack Studio Cycle now $700 off for Cyber Monday

By Live Science Staff

Deals Take a virtual ride down a mountainside with this top-rated exercise bike that includes incline, now 32% off at Amazon.

This Cyber Monday science kit deal offers solid savings on the Snaen Science Kit.

SNAEN science kit selling for $29.99 with Cyber Monday deal

By Morgan Bailee Boggess McCoy

Deals With over 30 different experiments, this science kit for kids will provide lots of fun and learning for under $30.

Cyber Monday science kit deals: Image of kids playing with science kit

Best Cyber Monday science kit deals

By Jeanna Bryner

Deal Find the perfect Cyber Monday science kit deals for your child this holiday season.

Black Friday dino egg dig kit: Image of toy dinosaur egg kit

26% off Dino-Egg Dig kit for limited Cyber Monday deal

By Live Science Staff

Deals This Cyber Monday dino egg dig kit deal from Amazon is perfect for a young paleontologist.

Pandemic board game in play

Save 66% on Pandemic Board Game with Cyber Monday deal

By Timothy Williamson

DEALS Save $30 on the popular Pandemic Board Game in this Cyber Monday deal

Planet Earth

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How It Works covers

Cyber Monday sale: Read a free issue of How It Works magazine, plus save 50% on a subscription!

By Jeanna Bryner

Our sister publication, How It Works, is the action-packed magazine that’s bursting with the answers to your curious questions.

green lens, black binoculars pictured at center of image with mountain scene in the background

Cyber Monday compact binocular deal saves 17% on Byakov 12x42s

By Morgan Bailee Boggess McCoy

Deals Ideal for hunting, birdwatching, and more, this Cyber Monday compact binoculars deal knocks $6 off the regular price!

Deals
  1. The pyramids of Egypt.
    1
    Why did ancient Egyptian pharaohs stop building pyramids?
  2. 2
    Get 40% off Samsung Galaxy Earbuds for Cyber Monday savings
  3. 3
    Save $250 on Bowflex adjustable dumbbells for Cyber Monday
  4. 4
    Bose QuietComfort Earbuds are nearly 30% off for Cyber Monday
  5. 5
    NASA wants to put a nuclear power plant on the moon by 2030 — and you can help
  1. Blue laser light used by one of the experiments to detect the increased transparency of the gas.
    1
    Weird quantum effect that can turn matter invisible finally demonstrated
  2. 2
    Why did ancient Egyptian pharaohs stop building pyramids?
  3. 3
    Octopuses, squids and lobsters could become 'sentient beings' in the UK
  4. 4
    This hot 'stream' of star gas will collide with our galaxy sooner than we thought
  5. 5
    Oldest-known fossils of mysterious human lineage uncovered in Siberian cave

Space and Physics

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A view of the gas in the Magellanic System as it would appear in the night sky.

This hot 'stream' of star gas will collide with our galaxy sooner than we thought

By Brandon Specktor

Researchers rewound the history of the Magellanic Stream, and found it is 5 times closer to Earth that previously thought

The Prawn Nebula (IC 4628) is a massive stellar nursery located about 6,000 light-years from Earth.

Hubble telescope captures stunning image of the star-forming Prawn Nebula

By Samantha Mathewson

The Hubble Space Telescope has captured a stunning view of the Prawn Nebula floating through deep space.

History

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Here, one of the Denisovan bones found in Denisova Cave in Siberia.

Oldest-known fossils of mysterious human lineage uncovered in Siberian cave

By Charles Q. Choi

Scientists have unearthed the oldest fossils to date of the mysterious human lineage known as the Denisovans.

History of War magazines

Cyber Monday sale: Read a free issue of History of War magazine and save 50% on subscriptions

By History of War magazine

This Cyber Monday you can grab a free issue of History of War magazine! Plus, save 50% with our fantastic print and digital subscription deals

Health

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Check out the best running headphones of 2021. Here, a close-up of a woman running while wearing earbuds.

Best running headphones 2021

By Sarah Finley

BUYING GUIDE Our roundup of the best running headphones will keep you equipped for any run intensity and distance.

BUYING GUIDE
Cyber Monday air purifier deals: Woman sitting on a couch with a Dyson air purifier opposite

Cyber Monday air purifier deals: Get a great deal right now

By Ali Horsfall

DEALS Here are the best Cyber Monday air purifier deals on models that in stock and on sale now.

DEALS
Cyber Monday Fitbit deals: Product shot of Fitbit Versa 3 watch

Cyber Monday Fitbit deals: Bargain prices on the Sense, Versa 3 and more

By Sarah Finley , Timothy Williamson

DEAL Grab one of these Cyber Monday Fitbit deals and revolutionize the way you work out.

DEAL

Animals

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A depth scan through the wing scales of a pupa that has completed 83% of its metamorphosis. The left shows the amount of light reflected by the scales, while the phase information on the right shows finer gradations of how far the light traveled to the scales.

New video reveals how 'caterpillar soup' transforms into shimmering butterfly wings

By Nicoletta Lanese

Scientists watched butterfly wing scales form within the chrysalis.

Researchers pinpoint the mammoth tusk on the ocean floor

Exquisitely-preserved mammoth tusk found 10,000 feet underwater

By Joanna Thompson

Researchers discovered the 100,000 year old tusk of a mammoth off the coast of California

A reddish octopus shows off its many arms.

What's the difference between arms and tentacles?

By John Arnst

Some sea creatures have arms, others have tentacles and a few have both. So, what's the difference between these appendages?

Strange News

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Photograph of submariners standing on top of the Seawolf-class fast-attack submarine USS Connecticut in the water at Naval Base Kitsap-Bremerton, Washington, May 7, 2018.

Nuclear-powered US submarine collided with a hidden underwater mountain, Navy reveals

By Harry Baker

An investigation into a recent collision involving a nuclear-powered U.S. submarine has revealed it hit an unmapped seamount in the South China Sea.

The SETI Institute's Allen Telescope Array (ATA) searches our galaxy for radio signals from potential intelligent alien life.

Why extraterrestrial intelligence is more likely to be artificial than biological

By Martin Rees

Lord Martin Rees argues that if humans do find intelligent alien life, it will be artificial not biological.

What would happen if light traveled much more slowly?

What would happen if the speed of light was much lower?

By Ashley P. Taylor

Here's what would happen if the speed of light were orders of magnitude slower.

Culture

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Fascism leaders, May 9, 1938: German dictator Adolf Hitler and Italian dictator Benito Mussolini standing in the back of a car, on display as they drive through Rome.

What is fascism?

By Mindy Weisberger

Reference Fascism is a political ideology usually characterized by authoritarianism and nationalism. However, many scholars say the concept is difficult to define.

Reference
Waving a transgender flag during a gay pride march.

What does transgender mean?

By Alina Bradford, Timothy Williamson

Reference The term transgender describes people whose gender identity differs from the sex to which they were assigned at birth.

Reference
Buddhism is a big part of some Eastern cultures. Here, three buddhist monks walking to Angkor Wat temple.

What is culture?

By Kim Ann Zimmermann, Stephanie Pappas

Culture is the characteristics and knowledge of a particular group of people, encompassing language, religion, cuisine, social habits, music and arts.

Tech

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Cyber Monday science kit deals: Image of kids playing with science kit

Best Cyber Monday science kit deals

By Jeanna Bryner

Deal Find the perfect Cyber Monday science kit deals for your child this holiday season.

Deal
Here's a look at the best microscopes for kids. Shown here, a girl looking through a microscope.

Best microscopes for kids 2021

By Timothy Williamson, TJ Fink

Perfect for every skill level and budget, these are the best microscopes for kids right now

Cyber Monday Powerbeats Pro deal: Image of Powerbeats Pro earbuds

Save $100 with this Cyber Monday Powerbeats Pro deal

By Molly Cleary

Deals This Cyber Monday Powerbeats Pro deal earns you 40% off these top-rated Beats earbuds, which are perfect for working out.

Deals