News tagged with dynamics

Sun emits significant solar flare

The sun emitted a significant solar flare, peaking at 12:22 p.m. EDT on March 11, 2015. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event. Solar flares are ...

dateMar 11, 2015 in Space Exploration
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Graphene only as strong as weakest link

(Phys.org) —There is no disputing graphene is strong. But new research by Rice University and the Georgia Institute of Technology should prompt manufacturers to look a little deeper as they consider the ...

dateApr 29, 2014 in Nanomaterials
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NASA image: Saturn's upper cloud layers

(Phys.org) —What the viewer might perceive to be Saturn's surface is really just the tops of its uppermost cloud layers. Everything we see is the result of fluid dynamics. Astronomers study Saturn's cloud ...

dateNov 18, 2014 in Space Exploration
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NASA's SDO sees giant January sunspots

An enormous sunspot, labeled AR1944, slipped into view over the sun's left horizon late on Jan. 1, 2014. The sunspot steadily moved toward the right, along with the rotation of the sun, and now sits almost ...

dateJan 07, 2014 in Space Exploration
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Bottom-up insight into crowd dynamics

Stampedes unfortunately occur on too regular a basis. Previously, physicists developed numerous models of crowd evacuation dynamics. Their analyses focused on disasters such as the yearly Muslim Hajj or of ...

dateFeb 07, 2014 in General Physics
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