Why rulers have a blank space before zero explained, from wear and tear and factory design to surprising psychology and internet memes.
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Category: science
Why Are Human Babies So Useless at Birth
Why are human babies born helpless compared to animals? Discover the weird evolutionary trade-off behind giant brains, social cooperation, and survival.
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Wizard of Oz Got Tornado Science Totally Wrong
The Wonderful Wizard of Oz used “cyclone” instead of tornado, sparking a real complaint from U.S. Weather Bureau chief Willis L. Moore.
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Does Year Zero Actually Exist?
Year Zero explained in the Gregorian calendar, why it does not exist, and how systems like ISO 8601 and astronomy handle it differently.
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Lorax and Jane Goodall Unite for Earth Day Campaign
Dr. Seuss Enterprises teams with Jane Goodall Institute for an Earth Day campaign featuring The Lorax to support forest restoration and wildlife protection.
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Duct Tape Hacks, History, and Why It Still Works
From WWII origins to garage fixes, duct tape became the ultimate quick-fix tool. A look at its history, pop culture fame, and the science behind its stick.
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Artemis II Buzz Fades but the Moon Still Stuns Us
Artemis II hype fades fast, but the Moon remains wild. Explore 50 strange lunar facts, from moonquakes to lost Apollo 11 tapes and eerie space mysteries.
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Silica Gel Packs: What Really Happens If You Eat One?
TED-Ed: From electronics to snacks, silica gel packets are everywhere. Learn what happens if you eat them and the science that keeps items dry and safe.
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Why Powers of Ten Still Inspires Wonder Today
A personal look at Powers of Ten, the iconic documentary that explores the scale of the universe and continues to inspire curiosity decades later.
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How Long Can Hair Grow? Science & Record-Breaking Lengths
The limits of hair growth are deeply personal, shaped by DNA, health, and time. By understanding the biology, history, and care behind long hair, you can gain insight into your own hair’s potential and perhaps unlock the secrets to growing it longer than you ever imagined.
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The Sticky Science and Surprising History of Scotch Tape
3M lab mishap to moon missions and MoMA honors, discover the bright, shocking, and culture-packed history of Scotch Transparent Tape that continues to draw study.
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Is Hypnosis Real: Science, History, and Brain Power
Understand hypnosis, the brain’s response to suggestion, and its evolution from James Braid’s experiments to modern TED-Ed lessons revealing hidden power.
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Why Zoning Out Is Actually Good for Your Brain
Zoning out is not laziness. Stop feeling guilty for zoning out. Discover how daydreaming restores your brain, improves focus, and sparks creativity naturally.
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NASA’s X-59 supersonic aircraft looks like Jonny Quest’s supersonic jet
I couldn’t help but observe the striking resemblance between the X-59 and Jonny Quest’s SST Dragonfly from the classic Hanna-Barbera cartoon. Is it purely coincidental that the project is dubbed the “Quesst” mission?
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New snake species named “Tachymenoides harrisonfordi” in honor of Harrison Ford
A new type of snake was recently found in the Andes mountains of Peru by researchers, who decided to name this species after the actor Harrison Ford. The snake species has been given the name Tachymenoides harrisonfordi.
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