Protein-Nanoparticle Material Mimics Human Brain Tissue

A composite material consisting of a horse protein and metallic nanoparticles displays magnetic properties very similar to those of human brain tissue, scientists have found. The work, published in the June 20 online edition ...

It Comes From Space to Solve our Energy Problems

GreenFuel Technologies Corporation, a start-up company in Cambridge Massachusetts, wants to use little green algae to cleanse the smoke from polluting smokestacks, converting it back into bio-fuels such as diesel or ethanol.

The Physics of Friendship

By comparing people to mobile particles randomly bouncing off each other, scientists have developed a new model for social networks. The model fits with empirical data to naturally reproduce the community structure, clustering ...

Tick Tock: Who Needs an Atomic Clock?

“Last year the Nobel Prize recognized the significance of this field with John Hall and Theodor Hänsch,” says Chris Oates of studying optical atomic clocks. “There are a lot of new ideas coming out, and we hope that ...

Hitching a Ride Out of a Gluttonous Black Hole

“Ever since Stephen Hawking showed that black holes evaporate,” says Seth Lloyd, an MIT physicist, “people have wondered about the stuff that comes out of them. Is it just garbage, or is it something else?” With his ...

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