| May 16, 2014
| 1:28 PM
Sea turtles have it. So do salmon and Giant Burmese pythons. Pigeons are really famous for it. Now scientists report that some garden snails have a homing instinct too – but gardeners can overcome it with a simple heave-ho.
In a two-year...
| May 8, 2014
| 8:57 PM
Colin Pillinger, a colorful British space scientist who sported thick mutton-chop whiskers and became a symbol of national pluck in masterminding a failed search for life on Mars, died Thursday in a Cambridge hospital. He was 70.
| Apr 24, 2014
| 3:02 PM
Using some plain old rubber strips, scientists have created a whole new shape -- a hemihelix, a long spiral that switches twisting directions over its length. The shape, described in the journal PLOS One, is rarely seen in nature – and could...
| Apr 17, 2014
| 3:45 PM
Start with a sex-mad baroness and her frisky ménage à trois. Add in a stern German philosopher who fancied himself the next Friedrich Nietzsche, his mistress and a married couple who wanted a wholesome Swiss Family Robinson experience for their son. Throw...
| Apr 14, 2014
| 5:20 AM
Things get small — really small — in this week’s episode of "Cosmos," which tackles the unseen universe at the atomic scale, from the teeming ecosystem inside a single dewdrop and the intricate machinery inside a plant’s cells,...
| Apr 9, 2014
| 5:15 AM
Ever since Charles Darwin made his way to the Galapagos, we've heard a lot about that fateful moment when some previously water-bound creature pulled itself up from the slowly receding seas, took a breath and began the eons-long march to humanity....
| Apr 8, 2014
| 5:11 PM
Moving downward from the shoulder, the arms of Neil Shubin, fish paleontologist, are built like this: one bone, two bones, lots of bones, digits.
The same is true for a bird's wing, a leopard's forward leg and the front fins of Tiktaalik, the ancient...
| Mar 20, 2014
| 5:01 PM
Why do our eyes open wide when we feel fear or narrow to slits when we express disgust? According to new research, it has to do with survival.
In a paper published Thursday in the journal Psychological Science, researchers concluded that expressions...
| Mar 14, 2014
| 6:28 PM
Regeneration is a key part of nature, so perhaps it's fitting that the art display at Irvine Valley College's new Life Sciences building arose out of discarded materials.
When school officials, Irvine Chamber of Commerce members and others gather on...
| Feb 19, 2014
| 3:35 PM
I was delighted by the recent discovery of a mysterious rock on Mars that looks like a jelly doughnut and caused a brief scientific sensation. To see that much excitement brought to bear on any rock made the geo-educator in me feel pleased.
| Feb 17, 2014
| 8:31 AM
Each week The Sun's John McIntyre presents a relatively obscure but evocative word with which you may not be familiar, another brick to add to the wall of your vocabulary. This week's word:
The Greeks, if you recollect your Homer, were much...