Cadmium: The Highly Toxic Metal That Powers the World

Cadmium: The Highly Toxic Metal That Powers the World

Our Top Reads

Hard Pivot: The Reinvention of Olympian Apolo Ohno

Jan. 21 By John Donovan

Coulda, Woulda, Shoulda: Guess What Roles These Actors Turned Down

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5 Things You Didn't Know About Squirrels

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Birds Fly, Right? Meet 7 That Totally Can't

Birds Fly, Right? Meet 7 That Totally Can't

Willie O'Ree's Unsung Story of Breaking the NHL's Color Barrier

Willie O'Ree's Unsung Story of Breaking the NHL's Color Barrier

How Bloodstain Pattern Analysis Works

How Bloodstain Pattern Analysis Works

Scientists Think Humanity Is Still 100 Seconds From Doomsday

Scientists Think Humanity Is Still 100 Seconds From Doomsday

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Try Our Crosswords, Riddles and Puzzles!

Try Our Crossword Puzzles!

Try Our Crossword Puzzles!

Can You Solve This Riddle?

Can You Solve This Riddle?

Try Our Sudoku Puzzles! New Ones Added Weekly

Try Our Sudoku Puzzles! New Ones Added Weekly

In the News

Is Prince Andrew Still in Line for the Throne?

Jan. 20 By Dave Roos

New CORBEVAX COVID-19 Vaccine Huge for Low-income Countries

Jan. 19 By Maureen Ferran

London Scientists Described 552 New Species in 2021. Here Are 4 Favorites

Jan. 19 By Jesslyn Shields

How Unregulated Sperm Donation Leads to 'Fertility Fraud'

Jan. 18 By Naomi Cahn

Did James Earl Ray Really Kill Martin Luther King Jr.?

Jan. 14 By John Donovan

T-cells Are Superheroes in the Battle Against Omicron

Jan. 14 By Luke O'Neill

Earth's Black Box Warns of Planet's End Due to Climate Change

Earth's Black Box Warns of Planet's End Due to Climate Change

Robotic Drones Can Now Fly, Stop and Perch Just Like Birds

Robotic Drones Can Now Fly, Stop and Perch Just Like Birds

Did You Hear?

It's Time to Enter the Doodle for Google Contest!

It's Time to Enter the Doodle for Google Contest!

A New Green Solution for Dyeing Blue Denim

A New Green Solution for Dyeing Blue Denim

10 Kid-friendly Places to Volunteer

10 Kid-friendly Places to Volunteer

Can You Tell if Your COVID-19 Vaccine Is Still Effective?

Can You Tell if Your COVID-19 Vaccine Is Still Effective?

Nearly 1,000 U.S. Streets Named After MLK Jr. What Are They Like?

Nearly 1,000 U.S. Streets Named After MLK Jr. What Are They Like?

Science

What's the Difference Between a Castle and a Palace?

What's the Difference Between a Castle and a Palace?

Science vs. Monster Movies Quiz: Tell Fact from Fiction!

Science vs. Monster Movies Quiz: Tell Fact from Fiction!

Formaldehyde Is Everywhere, But Is It Dangerous?

Formaldehyde Is Everywhere, But Is It Dangerous?

The 'SnotBot' Drone Is Making Scientific Research Easier on Whales

The 'SnotBot' Drone Is Making Scientific Research Easier on Whales

Entertainment

How Monopoly Works

How Monopoly Works

Pillow Fighting Isn't Just Child's Play, It's a Real Sport

Pillow Fighting Isn't Just Child's Play, It's a Real Sport

The Electric Guitar Made for Women Rockers

The Electric Guitar Made for Women Rockers

Christo Was His Name, Wrapping Was His Game

Christo Was His Name, Wrapping Was His Game

Tech

How to Uninstall Programs in Windows

How to Uninstall Programs in Windows

If You BCC Someone on an Email, Can the Recipient Find Out?

If You BCC Someone on an Email, Can the Recipient Find Out?

How to Delete Snapchat

How to Delete Snapchat

How to Set up Wi-Fi on Your PC or Laptop

How to Set up Wi-Fi on Your PC or Laptop

Health

Why Athletes Love Blood Flow Restriction Training

Why Athletes Love Blood Flow Restriction Training

When Does Belief in a Conspiracy Theory Like QAnon Tip Into Addiction?

When Does Belief in a Conspiracy Theory Like QAnon Tip Into Addiction?

A Nail Polish With a Boring Name Just Isn't the Same

A Nail Polish With a Boring Name Just Isn't the Same

5 Things You Didn’t Know About Donating Your Brain to Science

5 Things You Didn’t Know About Donating Your Brain to Science

Editor's Picks

Pawpaws: The Forgotten Fruit That Could Use a Little Love

Pawpaws: The Forgotten Fruit That Could Use a Little Love

Why Do We Say 'Holy Cow'?

Why Do We Say 'Holy Cow'?

Baby It's Cold Outside! How the Arctic Fox Survives Frigid Temps

Baby It's Cold Outside! How the Arctic Fox Survives Frigid Temps

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The Glorious Kingdom Animalia

An Anteater's Tongue Can Be 2 Feet Long! Plus 7 Other Peculiar Anteater Facts

An Anteater's Tongue Can Be 2 Feet Long! Plus 7 Other Peculiar Anteater Facts

A Zorse Is a Horse, of Course, But It's Also a Zebra

A Zorse Is a Horse, of Course, But It's Also a Zebra

Ever Wondered How Snakes Mate?

Ever Wondered How Snakes Mate?

Sunny Side Up

Can You Get a Flu Shot if You Have an Egg Allergy?

Can You Get a Flu Shot if You Have an Egg Allergy?

Who Started the Chocolate Egg?

Who Started the Chocolate Egg?

Math World Egg-static About New Egg-shape Equation

Math World Egg-static About New Egg-shape Equation

Capitol Hill

What Are the Three Branches of U.S. Government and How Do They Work Together?

What Are the Three Branches of U.S. Government and How Do They Work Together?

How the U.S. Capitol's Design Was Chosen By Public Competition

How the U.S. Capitol's Design Was Chosen By Public Competition

Why Isn't Washington, D.C. Already a State?

Why Isn't Washington, D.C. Already a State?