13/06/2011

Extreme electric racing

This week, the Isle of Man was buzzing -- not just with anticipation for its yearly Isle of Man TT Race, one of the most treacherous in motorcycle racing, but also with the decidedly subtler sound of electric bikes cruising ...

'Artificial leaf' moves closer to reality

An important step toward realizing the dream of an inexpensive and simple "artificial leaf," a device to harness solar energy by splitting water molecules, has been accomplished by two separate teams of researchers at MIT. ...

Protecting medical implants from attack

Millions of Americans have implantable medical devices, from pacemakers and defibrillators to brain stimulators and drug pumps; worldwide, 300,000 more people receive them every year. Most such devices have wireless connections, ...

Chemistry never sounded this good

(PhysOrg.com) -- By now, the word is out at UCLA that undergraduates in Neil Garg's organic chemistry course produce clever, creative music videos as an extra-credit assignment. The bigger secret may be just how much chemistry ...

Ash clouds? You ain't seen nothing yet

The recent volcanic eruptions in Iceland upset airline bosses and caused a lot of fuss, but they were trivial by comparison with what could happen next, according to Clive Oppenheimer's new book.

Oh-My-God Particles

Cosmic rays are really sub-atomic particles, being mainly protons (hydrogen nuclei) and occasionally helium or heavier atomic nuclei and very occasionally electrons. Cosmic ray particles are very energetic as a result of ...

A new, distant arm of the Milky Way galaxy

(PhysOrg.com) -- Our Milky Way galaxy, like other spiral galaxies, has a disk with sweeping arms of stars, gas, and dust that curve around the galaxy like the arms of a huge pinwheel.

Research improves the bolted joints in airplanes

A research project at Universidad Carlos III de Madrid that analyzes the bolted joints used in the aeronautical industry has determined the optimum force that should be applied so that they may better withstand the variations ...

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