Topic: czech republic

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Ladybird spiders (Eresus sandaliatus)

Ladybird spiders! A 10-16mm black female — who first appears around the one minute mark — and 6-9mm, brightly-colored male, emerge from silk-lined burrows in the grassy hills of Tišnov, Czech Republic. The difference ...

Human-powered helicopters

Human-powered helicopters, thought-controlled helicopters, and now helicopter-bicycles! From PopSci:  The helicopter-bike is a prototype developed by a team of three Czech companies, which just took it for a five-...

Leonard Cohen’s Hallelujah on a Glass Harp

Leonard Cohen’s Hallelujah on a glass harp — crystal glasses filled with different amounts of water — played beautifully by a street musician in Prague. You can see and hear more of his work here an...

Skydive in a wind tunnel

Four skydivers do a choreographed dance in the Skydive Arena wind tunnel in Prague, Czech Republic.  The kid keeps asking to watch this classic viral video. I’ve explained about how the wind tunnel allows t...