A microelectrode array sitting on top of a brain, that might help move toward neural interfaces allowing the paralyzed to control things with their thoughts.

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You're looking at ferrofluid, which is made up of magnetic fragments of iron suspended in oil.

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This huge laser at the Goddard Space Flight Center is shot across 250,000 miles of space, nailing the Lunar Reconnaissance Orbiter 28 times a second to measure its range.

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Inner ear hair cells at 21,000x magnification. Ewwww.

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The world's largest observation wheel, it's 580 feet tall.

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It's the largest single-cell super pressure balloon ever flown that can carry a 2000-pound piece of equipment more than 110,000 feet in the air.

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Tree frog embyros that look like jello.

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The volcanic storm spurred by the Chaitén volcano that erupted after a 9,000 year dormancy.

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Drops of fluid balancing on an ultra-repellent surface, which is made up of 400 nanometer-wide silicon spikes.