News tagged with equator

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It's dim up north

The farther that human populations live from the equator, the bigger their brains, according to a new study by Oxford University. But it turns out that this is not because they are smarter, but because they ...

Jul 27, 2011
4.7 / 5 (12) 26 | with audio podcast

Predicting random violence by mathematics

(PhysOrg.com) -- In a new study published in Science, researchers, led by physicist Neil Johnson from the University of Miami, show that attacks by groups such as the Taliban or Hezbollah may seem sporadic, they e ...

Jul 01, 2011 report
4.8 / 5 (14) 6 | with audio podcast

How much do binary stars shape planetary nebulae?

Planetary nebulae come in a dazzling array of shapes, from spherical shells of gas, to blobby structures barely containing symmetry at all. Controversy has surrounded the cause for this diversity. Could it ...

Jun 16, 2011
4.5 / 5 (2) 0 | with audio podcast

Rogue wave recreated in laboratory tank

(PhysOrg.com) -- A team of researchers have used a mathematical equation to create a so called "rogue" wave; the giant kind that appear out of nowhere in the open ocean to topple ships and drown their crews. ...

May 24, 2011 report
4 / 5 (9) 6 | with audio podcast

How the sun gets its spots

Sunspots are huge, dark, irregularly shaped--and yet, temporary--areas of intense magnetism on the sun that expand and contract as they move.

Jan 07, 2011
4.7 / 5 (18) 7 | with audio podcast