29/11/2007

How our ancestors were like gorillas

Research published in this week’s Science journal shows that some of our closest extinct relatives had more in common with gorillas than previously thought. Dr Charles Lockwood, UCL Department of Anthropology and lead author ...

Flies' evasive move traced to sensory neurons

When fruit fly larvae are poked or prodded, they fold themselves up and corkscrew their bodies around, a behavior that appears to be the young insects’ equivalent of a “judo move,” say researchers reporting online on ...

Small RNA plays parallel roles in bacterial metabolism

They are often overlooked, and were once thought to be too small to contribute much to major cellular processes, but in recent years the study of small ribonucleic acids (sRNA) has gained momentum. Now a team from the University ...

The Zabady: A Waterproof MP3/CD/WMA Player

The Zabady manufactured by Twinbird is a waterproof audio player capable of playing CDs, MP3, WMA and FM radio. The Zabady has a built in USB port with 2GB of memory. The LED dispay shows the artist, name of the album and ...

Homeless cells find temporary lodging -- and their demise

Sometimes healthy cells commit suicide. In the 1970s, scientists showed that a type of programmed cell death called apoptosis plays a key role in development, and the 2002 Nobel Prize in Physiology or Medicine recognized ...

Scientists make first observation of Airy optical beams

Scientists have made the first observation of an unusual class of optical waves called Airy beams. Unlike most types of light waves, Airy beams have the ability to resist diffraction over long distances, and can also freely ...

Holiday wishes from the Hubble Space Telescope

Messier 74, also called NGC 628, is a stunning example of a 'grand-design' spiral galaxy that is viewed by Earth observers nearly face-on. Its perfectly symmetrical spiral arms emanate from the central nucleus and are dotted ...

In promiscuous antelopes, the 'battle of the sexes' gets flipped

In some promiscuous species, sexual conflict runs in reverse, reveals a new study published online on November 29th in Current Biology, a publication of Cell Press. Among African topi antelopes, females are the ones who aggressively ...

page 3 from 4