Topic: science

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What is Fire? – It’s Okay to Be Smart

That glowing light, those information-filled colors, that smoke and vapor that seems to magically light warm embers... What kind of physics and chemistry are at work inside of a flame? Joe Hanson from It's Okay to Be ...

This blue masked peacock spider is tiny & adorable

Behold Western Australia's Maratus personatus, a tiny, blue-masked, zebra-striped, male peacock spider that is one of a diverse and rather adorable spider family. From peacock spider enthusiast Jürgen Otto: To the...

Longhorn ‘Crazy Ants’ work erratically/cooperatively to carry loads

You never know where the inspiration to learn might come from. Take, for example, cat food pieces that appeared to "float" away from a cat's bowl... When scientist Ehud Fonio saw that longhorn 'crazy ants' -- know...

Can A Thousand Tiny Swarming Robots Outsmart Nature?

How might robotic engineers program a swarm of robots to accomplish tasks together based on self-organizing behaviors? Harvard research scientist Michael Rubenstein was working on that challenge when he designed Kilob...

Surprising Applications of the Magnus Effect – Veritasium

When you drop a basketball from a great height, in this case, 415 feet (126.5 m) off of Tasmania's Gordon Dam, the basketball will generally fall down into the area below where it was dropped. But what happens when yo...

Fast and Light to Pluto – The New Horizons spacecraft’s flyby

From The New York Times' Out There series, get a deeper understanding of the New Horizons spacecraft's mission, history, and July 14, 2015 flyby of Pluto, a historic and illuminating glance at the last of our solar sy...

Explore the Science Behind Fireworks—and the Galaxy

When you watch fireworks burst with color, you're seeing examples of how stars and galaxies work: Blues from copper, yellows from sodium, bright whites from aluminum, barium greens, and reds made from strontium... The...

Sunlight is way older than you think – TED Ed

The random walk problem -- the "mathematical formalization of a path that consists of a succession of random steps" -- can be applied to sunlight... not the sunlight that travels from the sun to Earth, which takes onl...

Resonance, forced vibration, and a tuning forks demo

A U-shaped fork of steel first invented in 1711 by trumpet player John Shore, the tuning fork is a tool produces a specific note that helps musicians keep their instruments in tune. They also are a great conversation ...

Are We Really 99% Chimp? – Minute Earth

When researchers decoded the chimpanzee genome in 2005, they explained that we share 99% of our DNA with chimpanzees... but what does that specifically mean? This episode of MinuteEarth illustrates how that one percen...

Taking the very first picture of a black hole – Black Hole Hunters

From the excellent Out There series from The New York Times: Black Hole Hunters, the story of the Earth-sized array of observation stations synchronized to capture Sagittarius A*, the astronomical radio source at the ...

Exploding plants disperse their seeds with high pressure bursts

Violets, poisonous squirting cucumbers, and touch-me-nots or Impatiens capensis (not to be confused with these touch-me-nots) have an effective way of dispersing their seeds: They burst! The forceful ejection sends th...

Space X’s Falcon 9 falls back to Earth to The Blue Danube

To the tune of Johann Strauss II's Blue Danube waltz, Space X's Falcon 9 falls majestically back to Earth in real time. Falcon 9 is a two-stage rocket that transports satellites into orbit, and powers the Dragon space...

Chimpanzees Would Cook if Given the Chance, Research Says

Would chimpanzees be interested in cooking their food? Would they have the patience to wait if given the opportunity? To find out these answers, how do you create a safe experiment that doesn't include fire or real co...

You Have Mites Living On Your Face – Gross Science

Yep, you have mites living on your face. And in this episode of Gross Science, Anna Rothschild explains how they're eating, laying eggs, dying, and leaking feces. On your face. But don't worry because we've known this...

The Surprising Places We Waste Energy – It’s Okay to Be Smart

We're always told to turn the lights out as we leave the room, or to shut off the water while we brush our teeth, but those are just two places that we might be wasting energy. In Joe Hanson's third episode of It's Ok...

Celebrating Sally Ride, the first American woman in space

On June 18th, 1983, NASA physicist Dr. Sally Ride became the first American woman astronaut to fly in space. Orbiting Earth on Space Shuttle Challenger, she inspired an entire generation to follow their interests in s...

This mini origami robot self-folds, performs tasks, & can be dissolved

Researchers from MIT and TU Munich have debuted an insect-like, miniature, self-assembling origami robot at ICRA 2015. The tiny bot is 1.7cm by 1.7cm and is made of a neodymium magnet, PVC, and polystyrene or paper. W...

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