• +34878

  Do mobile phones affect the ecosystem, including human beings?

  Dinesh Kumar — Ranchi, Jharkhand

• +22542

  Who decides the queen is the queen?

  Jessica — Robinson, TX

• +22121

  What is the Hope Diamond?

  Meher — Edison, NJ

• +20903

  How do Miracle Berries work?

  Zoey — Copperas Cove, TX

• +19620

  What is the difference between a recorder and a flute?

  Rachel — Brentwood, TN

• +17597

  What happens to sugar when it's dissolved in water?

  Shantie — Carteret

• +17435

  how do our brains form pictures

  alyssa — wellington

• +17164

  Why is it colder the higher you get, even though it is closer to the sun?

  Lizzie — Gastonia

• +16010

  Can we actually multi-task?

  Jennifer — Northbrook, IL

• +15813

  How does a hard drive work?

  Phoenix — Bremerton

• +15791

  What are Lichtenberg figures?

  Evan — Wind Lake, WI

• +15457

  What is the powder on butterfly wings?

  Kiara — Owingsville, KY

• +14899

  Why is a negative number and another negative number positive when multiplied?

  Abby — Buford, GA

• +14725

  Do girls remember their dreams more often than boys and if yes, why?

  Lance — Louisville, KY

• +14541

  What do butterflies do when it is raining?

  Nancy — Charlottesville, VA

• +14241

  Why Is Kindergarten Called Kindergarten?

  Emory — Oklahoma City, OK

• +13988

  What is quinoa?

  Vanessa — Omaha, NE

• +13488

  How does an axolotl regrow its limbs?

  Norah — Glen Rock, NJ

• +13175

  What is the Rosetta Stone?

  @MrsSmithGE — Yukon

• +12706

  how was water created

  Chiamaka

• +12474

  Why do smells trigger memories?

  Anne — Noblesville, IN

• +12357

  How does the pink in the sky happen at sunset or sunrise?

  Katriona — Lower Longley

• +12248

  What is a rhombicosidodecahedron

  Caroline — Charleston , SC

• +11757

  Who Invented 0?

  Madison — Oklahoma City, OK

• +11409

  why are there different clefs for different instruments in music?

  Abby — Buford

• +11378

  Why do we get sick when we read in the car?

  McKenna — New London, WI

• +11283

  If you come out of the shower clean, why is the towel dirty after you use it?

  Eevee — Lake in the Hills, IL

• +10427

  Can you mix water and air completly?

  AL

• +9624

  whats the difference between a shetland pony and and regular pony

  Abby — Conneticut

• +9470

  How does a Brita filter work?

  Jessica — Baltimore, MD

• +8829

  What do the plastic recycling numbers mean?

  Anamaria — Newmarket

• +5299

  Can dogs really smell cancer?

  Hannah — waukesha , WI

• +5194

  I wonder how tablets (iPads) get viruses? What exactly is a virus?

  Tracy — Tyler

• +4944

  How do people find diamonds?

  Luke — Zimmerman, MN

• +4461

  What is a doppelganger?

  Karah — Sandusky , OH

• +4450

  How is Mercury shrinking ?

  Nico — Tulaew, CA

• +4321

  If cockroaches were around during dinosaur times, than why did they not go extinct?

  Baxter — Travelers Rest, SC

• +4127

  Who invented the Hard drive?

  Ruben Pena — Waco

• +4038

  Why were all the animals in Prehistoric time giant? Like the giant mammoth and buffalo?

  Jennifer — Cleveland, OH

• +4022

  are cashews nuts even though they grow on fruits?

  Nathan — London, MI

• +3980

  Why do babies' eyes change color?

  Brinleigh — Buford, GA

• +3942

  Why are sugars sticky?

  David — Wahkon, MN

• +3858

  What are the benefits and disadvantages of electric cars?

  Caroline — Liberty

• +3764

  What is stock-home syndrome?

  Maximo — West st paul, MN

• +3717

  Who was Billy the Kid?

  Keaton — Lake Wales

• +3708

  What is Osteoporosis?

  Lincoln — Surrey

• +3669

  How do Tectonic Plates work

  Charlotte — Melbourne

• +3643

  Where did Gastropods come from?

  Jody — Wells

• +3622

  Why do some animals use mating calls?

  Ava — Canberra

• +3593

  How long does it take for a wonder to be published, and what process does it have to go through?

  Rachel — Carmel

• +3555

  How were oceans formed

  Saiyam — Pune

• +3479

  How did humans evolve?

  Alejandro — Miami

• +3358

  I wonder if salt water gets used for our toilets in an attempt to conserve water?

  Linda — Kings Park, NY

• +3330

  HOW DID SCIENTISTS FIND OUT ABOUT LIGHTYEARS?

  carl — Cortland

• +3318

  How did evolution shape the physical characteristics of modern day animals?

  Jesse — Miami Beach, FL

• +3289

  Why Do Tectonic Plates Move So Much?

  Emily — West Des Moines, IA

• +3251

  How do rivers power textile mills?

  Debbie — Manchester, NH

• +3194

  Why can't you tickle yourself?

  Nilah — Chicago, IL

• +3147

  who invented batteries

  Laura — Cleveland, OH

• +3143

  What is the most popular movie saga ever?

  General — Redmond, OR

• +3124

  What are pens made of ?

  Joanna — Maple Grove, MN

• +3124

  Are any of the freedom riders or little rock nine members still alive today?

  Melody — Dallas, TX

• +3051

  Why do we see the moon in the morning

  Ashley — Houston

• +3050

  How do you get dislexya

  Grace — Basehor, KS

• +2970

  Are wormholes real?

  Carter — Oconomowoc, WI

• +2930

  What is the Ceaser Cipher?

  Keaton — Lake Wales

• +2899

  oboe vs clarinet

  Gao — Kuala Lumpur

• +2884

  How are commissions and state boards established?

  Julie — Folsom, CA

• +2838

  What are bird song mnemonics?

  Christie — Weston, MA

• +2790

  How did people learn to read words and phrases?

  Nevaeh — Easton

• +2742

  What did peasants have for food and drink in medieval times?

  Joni — Wareham, AL

• +2684

  What are trademarks and copyrights?

  David — Clermont

• +2662

  How did NASA safely pass through the Van Allen belt?

  Ben — Carlisle

• +2628

  What's the difference between a tortoise and a turtle?

  Brinleigh — Buford, GA

• +2616

  What is influenza, common cold, and strep throat?

  Gabby — Tallahassee , FL

• +2615

  How do we fix the women's salary problem?

  Sarah — Fort Collins, CO

• +2583

  What is aerial sling dance?

  Sophie — Saint Paul

• +2579

  will cites of the future be clean like in photos

  Madeline+ Colin — Wilmette , IL

• +2573

  Why do we have tonsils and are they important?

  Alyssa — Lorain, OH

• +2550

  How do scientist know the big bang exists?

  Faith — Rye, NH

• +2472

  How big is Olympus Mons and is it an active volcano?

  Nancy — Charlottesville, VA

• +2455

  How do birds know when to migrate

  jam — Annapolis, MD

• +2434

  How to clean ears with perforated ear drums?

  Joni — Wareham, AL

• +2422

  What is sleep paralysis, how and why does it happen and who would be most affected by it?

  Annalise — Lorain

• +2375

  how do piano keys work?

  Faith — Rye, NH

• +2367

  Who was Hellen Keller?

  Madison — DeMotte, IN

• +2317

  Is esp real?

  Josh — Mount Joy, PA

• +2281

  Why does 70 degrees Fahrenheit feel warmer in Alaska than in Michigan?

  Laura — Wasilla, AK

• +2262

  What were the twin towers of new york

  Patti — Gilbertsville, PA

• +2236

  What do Neurologists do?

  A — Indianapolis, IN

• +2195

  What is Rugby?

  sam — Christchurch

• +2184

  Who was Henry David Thoreau?

  Christie — Maynard, MA

• +2159

  How does electromagnetic propulsion work?

  Andrew — New Orleans

• +2105

  How do dandelions change from White to yellow?

  Allison — Columbia

• +2071

  How did the Bird of Paradise get its name?

  Phillip — Lilydale, Tasmania

• +2060

  What was the Babington Plot?

  Keaton — Lake Wales

• +1936

  How did people create words?

  Alejandro — Sacramento, CA

• +1861

  What is Scrhödinger’s Cat?

  Saaketh — Ashburn, VA

• +1814

  Why is it that it's the 2000s but it's the 21st century?

  michael — cincanatin , OH

• +1676

  Who was Mary Anning?

  Christie — Maynard