Topic: science

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A full circle rainbow as seen from a construction crane

High over St. Petersburg, Russia, from the top of a construction crane at the Lakhta Center, a huge rainbow can be seen in its full form: a circle. Phil Plait explains the science in his 2014 Bad Astronomy article: ...

Swim With Manta Rays, the Ocean’s Peaceful Giants

For as long as she can remember, Dr. Andrea Marshall wanted to be a marine biologist. Now, she’s living out her dream with one of the ocean’s most amazing creatures. That is, Marshall studies and helps protect giant m...

Hummingbirds fly, shake, and drink in slow motion

First shared in the National Geographic feature A Mesmerizing Look at Hummingbirds in Flight, this high-speed video footage by Anand Varma captures these "perfect flying machines" as they fly, shake, and drink. The sl...

How to make a popsicle stick and rubber band paddle boat

Make a popsicle stick paddle boat that's powered with a rubber band. This DaveHax video shows us how cutting and gluing together some lollipop or popsicle sticks (and sanding them if you want it to have an extra fine ...

Why is it so hard to catch a fly? A visit to The Robot Zoo

Why is it so hard to catch a fly? Maddie Moate and Greg Foot visit the Horniman Museum's Robot Zoo in London to answer that curious question and a few other questions with help from some delightful robot animal counte...

How To Make Fake Poo, a mini psychology experiment

Shock your children by taking a taste of a repulsive poo! Then, by following our recipe, explore what it is that makes us feel emotions like disgust. Through this activity, Dwain and Sahara learn how our emotions a...

The Pseudo Fossil Challenge

Pseudo means that something isn't real. A fossil is "the preserved remains or traces of animals, plants, and other organisms from the remote past." A pseudofossil might be mistaken for a fossil, but was actually creat...

The Squid and the Whale: Evidence for an Epic Encounter

One of the most famous dioramas in the American Museum of Natural History depicts a battle between two gigantic animals: the sperm whale and giant squid. But unlike most dioramas in the Museum’s halls, this scene has ...

Witnessing butterflies emerge at the California Academy of Sciences

Within the California Academy of Sciences' rainforest exhibit, butterflies and moths emerge from their chrysalis and cocoons in a specially designed emergence display. Biologist Tim Wong shows how they set up the clim...

The Master Microfixer Teaching the World to Fix iPhones

Master Microfixer Jessa Jones repairs iPhones and iPads in ways that Apple doesn't: board-level micro-repair. Her background as a geneticist—"a field that involves the study of how really really tiny things built insi...

How do baby flamingos become pink?

Watch as downy gray flamingo chicks are fed bright red milk, a sort of crop milk made from either parents' upper digestive tracts. As the chicks grow, they develop their signature pink feathers, as well as adult bills...

You’re A Firework (Scientifically Speaking)

"You have more in common with a firework than you might think. The same process that powers those explosions is going on inside a grill when you cook a hot dog, and inside your body when you eat that hot dog." Sku...

Hydrodynamic Levitation

Light balls, disks, and cylinders will levitate on a stream of water in a surprisingly off-center way. In this episode of Veritasium, Derek Muller teams up with Blake from InnoVinci, with some help from aerospace engi...

What is Symmetry in Physics?

Symmetry is vital to understanding and predicting how our universe works. The relationship between symmetry and the mechanics of the universe is fundamental to physics. From Noether’s theorem to the new and exciting w...

The power of creative constraints – TED Ed

Imagine you were asked to invent something new. It could be whatever you want, made from anything you choose, in any shape or size. That kind of creative freedom sounds so liberating, doesn’t it? Or ... does it? if yo...

The Case For Eating Bugs

Ants on a log, sautéed grasshopper tacos, scorpion curry, larva lollipops. Eating insects (and arachnids) is called entomophagy and it's practiced by two billion people around the globe, "including North, Central, and...

How Ingenious Animals Have Engineered Air Conditioning

Termites, prairie dogs, and people are all great builders, each in their own way. We all share one crucial problem: Put a bunch of us in a closed space, breathing oxygen in, breathing CO2 out... it doesn't end well. ...

Inside Montreal’s Zero Waste Urban Greenhouses

Hydroponics, growing plants without dirt, can be an efficient, technology-driven farming system that can deliver fresher, healthier, and less expensive foods to city customers. In this episode of Stereokroma's Où se t...

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