[Scientific American]
Two scientists suggest that depression is not a malfunction, but a mental adaptation that brings certain cognitive advantages.

[Gizmodo]
IBM takes first 3D image of atomic bonds.

[EurekAlert!]
Researchers pinpoint neural nanoblockers in carbon nanotubes.

[LiveScience]
A new study finds obese people have 8 percent less brain tissue than normal-weight individuals. Their brains look 16 years older than the brains of lean individuals.

[Technology Review]
A network design that uses old TV spectrum could produce better long-range wireless connectivity.

[Physorg.com]
In the first study to look at what happens over the years to the billions of pounds of plastic waste floating in the world's oceans, scientists are reporting that plastics—reputed to be virtually indestructible—decompose with surprising speed and release potentially toxic substances into the water.

[ScienceDaily]
Why more autumn leaves are red in America and yellow in Europe.

[Slate]
How the brain hard-wires us to love Google, Twitter, and texting.

[Starts With A Bang!]
On the Hubble Ultra Deep Field.

[NewScientist]
Genome pioneer Craig Venter has teamed up with Exxon Mobil to turn living algae into mini oil wells.

[io9]
A team from Tokyo's Research Institute for Science and Technology has designed a method for regrowing lost teeth.

[Salon.com]
Why bogus treatments and crackpot medical theories dominate the Huffington Post.