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Hope Floats in a Concrete Canoe

June 24, 2013
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Does concrete float? Teams representing 23 schools were judged on how well they applied their engineering skills to building boats from concrete. The concrete canoes were more than four times heavier than same-size canoes made of wood.

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last updated on 2015-04-19 at 5:49 am EDT

Japanese Scientists Unveil Floating 3D Projection

Japanese Scientists Unveil Floating 3D Projection

Reuters - Innovations Video Online (Oct. 20, 2014) — Scientists in Tokyo have demonstrated what they say is the world's first 3D projection that floats in mid air. A laser that fires a pulse up to a thousand times a second superheats molecules in the air, creating a spark which can be guided to certain points in the air to shape what the human eye perceives as an image. Matthew Stock reports. Video provided by Reuters
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Sagging Wisconsin Bridge Causes Detour of 40,000 Drivers Per Day

Sagging Wisconsin Bridge Causes Detour of 40,000 Drivers Per Day

Newsy (Sep. 26, 2013) — The problem appears to be caused by a concrete support structure that settled, causing the road to sag.
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"Smarter" Cities for China

"Smarter" Cities for China

Xinhua News Agency (Sep. 14, 2012) — This year marked the first time in history that more Chinese were living in cities than in the countryside. But the rapid urbanization is causing many so-called "urban diseases," ranging from reducing traffic jams to confronting the unique infrastructure challenges for those living in concrete jungles. An expert at the Smart City Expo China 2012 says smarter technology may offer the solution.
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Glowing Plants Coming to a Garden Near You?

Glowing Plants Coming to a Garden Near You?

Newsy (May 11, 2013) — The people behind the Glowing Plant project hope to bioengineer plants so they'll glow and maybe even replace streetlights someday.
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