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Watch: Tiny floating robot can jump from water's surface

Researchers led by Je-Sung Koh created a biomimetic robot that floats using surface tension and can jump from the surface of water like a water strider insect.

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Why magenta doesn't appear in the rainbow

Steve Mould's colored flashlights (sometimes called "coloured torches" in distant lands) are useful props in this excellent 5-minute lecture on color mixing. I learned that magenta is not a color. Rather, it is the absence of green.

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Gorgeous mirrored room with 250 colorful fluorescent tubes

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The UK's National Media Museum currently hosts a Festival of Light installation by Liz West. An Additive Mix fills the room with white light, teaching visitors about the concept of additive color.

Liz will be at the museum in person for free family talks on July 23.

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• Light Fantastic: Adventures in the Science of Light (via)

Ant-Man, the Physics of Shrinking, and the Higgs Boson

It's simply a cross-interaction between the Higgs field and the Pym field!Read the rest

WATCH: How to detect a secret nuclear test

MinutePhysics created a simple explanation of the complicated task of detecting secret nuclear tests. There's a push underway to demand that the US and other countries legalize such inspections worldwide.

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Neal Stephenson's Seveneves: five thousand years of apocalypse and rebirth

Neal Stephenson's no stranger to ambition, but his new novel Seveneves stretches to lengths (and heights) that beggar the imagination.Read the rest

WATCH: Matchstick rockets in super slo-mo

The Slow Mo Guys did a King of Random crossover episode, launching Grant's matchstick rockets recorded on their Phantom.

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WATCH: Mystery of dancing colored droplets solved

Food coloring on sterile slides will spontaneously start interacting like living cells, and Stanford researchers have figured out how.

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First-ever photo of light behaving as a wave and particle


Nicholas writes, "Since Einstein's day, scientists have been trying to directly observe the wave- and particle- aspects of light at the same time. Now, scientists at a Swiss lab have succeeded in capturing the first-ever snapshot of this dual behavior."

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E=MC2 bowtie


Want to wear a bowtie, but afraid it won't be nerdy enough? The $25 Einstein bowtie is just the thing for you. (via Geeky Merch)

HOWTO cut paper snowflakes in the likeness of Nobel physics prizewinners


The physics journal Symmetry offers downloadable PDF templates to cut your own snowflakes in the likeness of Einstein, Marie Curie, and Schrödinger, to add some much-needed physics to your Xmas decor.

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Spacetime curvature placemats


AP Works's Trick Mat is a placemat that mimics spacetime curvature; no word on whether or how it can be purchased, alas (though you could probably make a pretty good disposable facsimile with an inkjet printer and some vector-art software). (via Super Punch)

Dumping a huge bag of plastic balls onto an escalator

It's almost a perpetual motion machine, and is absolutely a source of infinite amusement! (via JWZ)

Physics, or sorcery?


This table is being held up by the weight of the buckets that are resting on it!

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The Hobbit: could an arrow really kill a dragon?

thehobbit_2screenshot_mp_4-660x273 It's a big arrow, granted, fired from ballista rather than bow. But it's also a hell of a big dragon. [Wired]

Steven Gould's "Exo," a Jumper novel by way of Heinlein's "Have Spacesuit, Will Travel"

Steven Gould's 1993 YA novel Jumper was a spectacular success (even if the film "adaptation" stank on ice), and each of the (all-too-infrequent) sequels have raised both the stakes and the bar for a must-read series. But with Exo, published today, Gould takes his game into orbit -- literally. Read the rest