22/04/2013

A vertebrate family reunion

By demonstrating the close 'relatedness' of two primitive jawless fish, scientists begin to assemble a more accurate depiction of the early history of vertebrate evolution.

The bee's knees for detecting disease

Fire blight is a serious threat to fruit trees. Now a quick test has been developed at the Vienna University of Technology, which can indicate the danger early - with the help of bees.

Supernovae and the origin of cosmic rays

(Phys.org) —In the spring of the year 1006, one thousand and seven years ago this April, observers in China, Egypt, Iraq, Japan, Switzerland (and perhaps North America) reported seeing what might be the brightest stellar ...

Researchers discover sperm move along a 'twisting ribbon'

(Phys.org) —Opening the door to more sophisticated investigation of sperm locomotion and biophysics, researchers from UCLA's Henry Samueli School of Engineering and Applied Science have identified previously unobserved ...

'Friendly' privacy concerns on Facebook?

In recent years, social network sites such as Facebook have become hugely popular platforms that provide users with various features to facilitate social connectivity, information sharing and relationship development. However, ...

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