Ask Us Anything(Page 4)

Popular Science answers your most outlandish, mind-burning questions, from the ordinary to the off-the-wall.

Latest in Ask Us Anything

How worried should I really be about carcinogens?
Science

How worried should I really be about carcinogens?

By Aparna Nathan

Do probiotics actually do anything?
Science

Do probiotics actually do anything?

By Claire Maldarelli

deodorant
Science

What actually causes body odor?

By Claire Maldarelli

Is breakfast really the most important meal of the day?
Science

Is breakfast really the most important meal of the day?

By Claire Maldarelli

What’s the best way to crack an egg? Physics has the answer.
Science

What’s the best way to crack an egg? Physics has the answer.

By Hanna Bolaños

What’s the healthiest way to eat a vegetable?
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What’s the healthiest way to eat a vegetable?

By Claire Maldarelli

Does brushing your teeth affect your appetite?
Science

Does brushing your teeth affect your appetite?

By Claire Maldarelli

Can I use moss to navigate?
Science

Can I use moss to navigate?

By Knvul Sheikh

Could you fertilize Martian crops with human poop?
Science

Could you fertilize Martian crops with human poop?

By Michael Koziol

Who Blows A Lighthouse’s Foghorn?
Science

Who Blows A Lighthouse’s Foghorn?

By Melissa Klein

Why Is It So Hard To Get Rid Of Garlic Breath?
Science

Why Is It So Hard To Get Rid Of Garlic Breath?

By Melissa Klein

Illustration of a skunk wearing a gas mask and emitting fumes. The skunk is surrounded by unconscious animals.
Science

Do Skunks Hate The Smell Of Their Own Spray?

By Melissa Klein

Why hasn’t the U.S. adopted the metric system?
Science

Why hasn’t the U.S. adopted the metric system?

By Daniel Engber

Why Does Sunlight Lighten Hair But Darken Skin?
Science

Why Does Sunlight Lighten Hair But Darken Skin?

By Daniel Engber

blood donation bag and volunteer
Science

Does Giving Blood Harm Your Immune System?

By Daniel Engber

shower curtain billowing while researcher observes its behavior
Science

Why Do Shower Curtains Billow Inward?

By Daniel Engber

Do Beards Keep Men Warm?
Science

Do Beards Keep Men Warm?

By Daniel Engber

Which is More Powerful: A Giant Microscope or a Giant Telescope?
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Which is More Powerful: A Giant Microscope or a Giant Telescope?

By Daniel Engber

Why Do I Feel Like Someone’s Watching Me?
Science

Why Do I Feel Like Someone’s Watching Me?

By Daniel Engber

Should I Be Freaked Out By Backwash?
Science

Should I Be Freaked Out By Backwash?

By Daniel Engber

Why Does Bright Light Make Me Sneeze?
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Why Does Bright Light Make Me Sneeze?

By Daniel Engber

Why Does Stale Bread Turn Hard, But Stale Chips Turn Soft?
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Why Does Stale Bread Turn Hard, But Stale Chips Turn Soft?

By Daniel Engber

Why Does A Drop Of Water Confuse My Touchscreen?
Science

Why Does A Drop Of Water Confuse My Touchscreen?

By Daniel Engber

Does It Feel Better To Give Or Receive A Gift?
Science

Does It Feel Better To Give Or Receive A Gift?

By Daniel Engber

Does ‘Bracing For Impact’ Really Protect You In A Crash?
Science

Does ‘Bracing For Impact’ Really Protect You In A Crash?

By Daniel Engber

Do men have hormonal cycles?
Science

Do men have hormonal cycles?

By Daniel Engber

Does Coffee Give You A Different Buzz Than Tea?
Science

Does Coffee Give You A Different Buzz Than Tea?

By Daniel Engber

Will Practicing A Skill In Your Head Make You Better At It?
Science

Will Practicing A Skill In Your Head Make You Better At It?

By Daniel Engber

Does Using The AC Make It Hotter Outside?
Science

Does Using The AC Make It Hotter Outside?

By Daniel Engber

How Much Exercise Do We Get From Talking?
Science

How Much Exercise Do We Get From Talking?

By Daniel Engber

Could A Lion Live On Veggie Burgers?
Science

Could A Lion Live On Veggie Burgers?

By Daniel Engber

Can Hypnosis Kill You?
Science

Can Hypnosis Kill You?

By Daniel Engber

What’s the Deal with Paranormal Ectoplasm?
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What’s the Deal with Paranormal Ectoplasm?

By Daniel Engber

Why is Candy Crush So Addictive?
Science

Why is Candy Crush So Addictive?

By Daniel Engber

Does Hitting The Snooze Button Help Or Hurt?
Science

Does Hitting The Snooze Button Help Or Hurt?

By Daniel Engber

Can You Get A Smell Stuck In Your Head?
Science

Can You Get A Smell Stuck In Your Head?

By Daniel Engber

Why Does Mold Come In So Many Colors?
Science

Why Does Mold Come In So Many Colors?

By Daniel Engber

Can Two People Repopulate Earth?
Science

Can Two People Repopulate Earth?

By Morgan Kinney

httpswww.popsci.comsitespopsci.comfilesask-us-anything-eels.jpg
Science

Ask Us Anything: Why Don’t Electric Eels Electrocute Themselves? [VIDEO]

By Daniel Engber

Do Fish Get Out Of Breath?
Science

Do Fish Get Out Of Breath?

By Daniel Engber

How Big Would A Meteorite Have To Be To Wipe Out All Human Life?
Science

How Big Would A Meteorite Have To Be To Wipe Out All Human Life?

By Daniel Engber

Ask Us Anything: Can Body Fat Protect You Like A Built-In Cushion?
Science

Ask Us Anything: Can Body Fat Protect You Like A Built-In Cushion?

By Daniel Engber

Ask Anything: Can Plants Get STDs?
Science

Ask Anything: Can Plants Get STDs?

By Daniel Engber

Ask Us Anything: Are There Electronic Defenses Against Drones? [Video]
Science

Ask Us Anything: Are There Electronic Defenses Against Drones? [Video]

By Daniel Engber

How Did That Spiderweb Cross The Road?
Science

How Did That Spiderweb Cross The Road?

By Daniel Engber

Why Does Crying Make My Nose Run?
Science

Why Does Crying Make My Nose Run?

By Daniel Engber

Which Came First, The Chicken Or The Egg? [Video]
Science

Which Came First, The Chicken Or The Egg? [Video]

Open up, Sun
Science

Ask Anything: What’s The Hottest Temperature Possible?

By Daniel Engber

Can You Fix A Machine By Smacking It?
Science

Can You Fix A Machine By Smacking It?

By Daniel Engber

Why Does My Dog Kick When I Scratch His Belly?
Science

Why Does My Dog Kick When I Scratch His Belly?

By Loren Grush

Can You Get PTSD From A Virtual Experience?
Science

Can You Get PTSD From A Virtual Experience?

By Daniel Engber

Ask Anything: Why Is Picking Up A New Language Easier As A Kid?
Science

Ask Anything: Why Is Picking Up A New Language Easier As A Kid?

By Daniel Engber

Ask Anything: Why Don’t Woodpeckers Get Brain Damage?
Science

Ask Anything: Why Don’t Woodpeckers Get Brain Damage?

By Daniel Engber

A Glacial Lake Near The Eyjafjallajökull Volcano
Science

What Happens When A Volcano Erupts Under A Glacier?

By Sarah Fecht

FYI: Can Praying Mantises Eat Hummingbirds?
Science

FYI: Can Praying Mantises Eat Hummingbirds?

By Douglas Main

Ask Anything: Can Humans Smell Fear?
Science

Ask Anything: Can Humans Smell Fear?

By Daniel Engber

Ask Anything: How Long Can A Flower Live Once It’s Picked?
Science

Ask Anything: How Long Can A Flower Live Once It’s Picked?

By Daniel Engber

Ask Anything: Would Cannibalism Make You Fat?
Science

Ask Anything: Would Cannibalism Make You Fat?

By Daniel Engber

Ask Anything: Could You Build A Spaceship Out Of Wood?
Science

Ask Anything: Could You Build A Spaceship Out Of Wood?

By Daniel Engber

Ask Anything: What Would People Eat In A Permanent Space Colony?
Science

Ask Anything: What Would People Eat In A Permanent Space Colony?

By Daniel Engber

Ask Anything: Can Insects Get Fat?
Science

Ask Anything: Can Insects Get Fat?

By Daniel Engber

What Happens To Your Body When You Get Drunk And Stoned At The Same Time?
Science

What Happens To Your Body When You Get Drunk And Stoned At The Same Time?

By Gabe Bergado

Ask Anything: Why Is The Milky Way A Spiral?
Science

Ask Anything: Why Is The Milky Way A Spiral?

By Daniel Engber

Ask Anything: Can You Hypnotize An Animal?
Science

Ask Anything: Can You Hypnotize An Animal?

By Daniel Engber