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Why Do Leaves Change Color in the Fall?

Our Top Reads

What Does Russia's Partial Military Mobilization Mean?

Sept. 23 By Sarah Gleim

NASA's DART Is Set to Crash Into an Asteroid, On Purpose

Sept. 23 By Patrick J. Kiger

What Does 'Shana Tova' Mean?

Sept. 23 By Laurie L. Dove

Is There Really a Cork Crisis?

Were Witches Really Burned at the Stake in Salem?

England's Eccentric 'Camberley Kate' Never Turned Away a Stray

Does Your Body Really Replace Itself Every Seven Years?

Try Our Crosswords, Riddles and Puzzles!

Can You Solve This Riddle?

Play Our Crossword!

Can You Solve This Riddle?

In the News

Mars Is Littered With Over 7 Tons of Trash From Robotic Space Exploration

Sept. 21 By Cagri Kilic

Several New State Laws Make Voter Registration More Difficult

Sept. 20 By Carrie Levine

Earth's 20 Quadrillion Ants Outweigh All Wild Birds and Mammals, Combined

Sept. 20 By Mark Wong

New Oxford Dictionary Will Document African American English Lexicon

Sept. 20 By Carrie Whitney, Ph.D.

The Surge in Fossil Fuels Could End Radiocarbon Dating

Sept. 19 By Caroline Hasler

Everyone Is Going Bananas for the Savannah Bananas

Sept. 16 By Patty Rasmussen

Neptune Is at Opposition, But What Does That Mean?

The 'X' Factor: Why Some Advocates Prefer 'Latine' to 'Latinx'

Did You Hear?

10 False Science Facts Everyone Knows

5 Things You Didn't Know About the Autumnal Equinox

The Order of Assassins Was Very Real and Very Deadly

Paprika Is Way More Than Just Deviled Egg Dust

What's With Germany's Strict Burial Regulations?

Science

Everyone's on the Hunt for the Element Lithium

Should We Sequence the Genome of Every Baby?

Mammatus Clouds Look Like Fluffy Bubble Wrap in the Sky

What Is the Marshmallow Test and Can Animals Pass It?

Health

How White Matter Helps the Brain's Gray Matter Function

Will mRNA Technology Transform Medicine Beyond COVID-19?

IV Drip Bars Are a Hot Trend, But Are They Safe?

10 Mysterious Pains You Shouldn't Ignore

Entertainment

Reel vs. Real History: How Accurate Are Your Favorite Movies?

Michael Heizer's Magnum Opus, 'City,' Opens After 50 Years

How 'Schoolhouse Rock!' Works

I Can Go For That: The Yacht Rock Quiz

Auto

Cyberquad for Kids: Baby's First Tesla

A Dashcam Might Be Helpful if You Get Into a Car Accident

Who Insures Race Car Drivers and Their Cars?

Why Can't You Pump Your Own Gas in New Jersey?

Editor's Picks

Climbing Jacob's Ladder in St. Helena Is Not for the Faint of Heart

What Is Lemon Zest?

Seahorses Have Hotels! Plus 9 Other Amazing Seahorse Facts

Hurricane Watch

How Do Spaghetti Models Predict a Hurricane's Path?

Spaghetti models plot the potential tracks of tropical storms and hurricanes from different meteorological organizations onto one map. The resulting visual helps project how likely the forecast track will be.

How to Prepare for a Hurricane

How (and Why) Hurricanes Get Their Names

What Hurricane Categories Really Mean

Storm Surge, Not Wind, Is the Deadliest Part of a Hurricane

I See You

There Are 6 Different Eye Shapes. Which One Is Yours?

Why Do Babies' Eyes Change Color?

Why Won't My Eye Stop Twitching?

Blind People Don't Always Have the Same Facial Expressions as Sighted People

Love at First Sight? A Study Says It's Probably Just Lust

Love or Lust? Many people believe in love at first sight, but little research has been on this. A new study set out to find whether love at first sight really exists.

It's Fall Y'all!

10 Fall Photography Ideas

There's something about fall that makes people want to break out the cameras. Is it the foliage, the fun of Halloween, the gorgeous harvest moon or all of the above? Whatever your pleasure, here are 10 photography ideas designed to inspire.

Here's What's Really in Your Pumpkin Spice Latte

10 Foods that Are in Season in the Fall

Does a Wet Summer Mean a Brilliant Fall?

What Are the 5 Hottest Deserts on Earth?