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Posts Tagged "sand"

The Artful Amoeba

Wonderful Things: The Universe Between the Sand Grains


This is the fourth post in the Wonderful Things series. As we saw last time, the thin strip of sand found on beaches is home to many organisms that can dwell no where else. But the strip swept by waves — the intertidal — may be the richest part of all. Living between the wet [...]

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Life, Unbounded

Stellar Sands Help Enrich The Universe

It's a desert out there...(Image created from source material by: NASA, ESA and A.Zijlstra (UMIST, Manchester, UK) and Rosino (Wikipedia))

One of the most widely known and repeated astrophysical facts is that stars produce all the heavy elements that eventually make planets, shrubberies, and the likes of us. It’s absolutely true, but how exactly do they get those elements out into the universe to do all that? A major route is stellar explosion. When supernovae [...]

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High Speed Video Reveals How Meteor and Missile Impacts Transfer Energy Via Sand and Dirt Grains


When a high speed object collides with force, we tend to focus on the spectacular (yet potentially devastating) view from a macro scale, but Duke scientists have been researching what that incredible energy transfer looks like at the level of sand and dirt size particles. “High-speed video of projectiles slamming into a bed of disks [...]

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