04/04/2013

Bronze warship ram reveals secrets

(Phys.org) —Analysis of a bronze battering ram from a 2000 year-old warship sheds light on how such an object would have been made in ancient times.

Bumblebees use logic to find the best flowers

Scientists at Queen Mary, University of London and the Zoological Society of London (ZSL), have discovered why bees copy each other when looking for nectar – and the answer is remarkably simple.

Hubble telescope breaks record for farthest supernova

(Phys.org) —The supernova, designated SN UDS10Wil, belongs to a special class of exploding stars known as Type Ia supernovae. These bright beacons are prized by astronomers because they can be used as a yardstick for measuring ...

Revealing the weapons by which bacteria fight each other

A new study which was performed jointly at Umea University and the University of Washington in Seattle, USA, discovered that bacteria can degrade the cell membrane of bacterial competitors with enzymes that do not harm their ...

Could playing 'boys' games help girls in science and math?

The observation that males appear to be superior to females in some fields of academic study has prompted a wealth of research hoping to shed light on whether this is attributable to nature or nurture. Although there is no ...

Researchers say a comet killed the dinosaurs

In a geological moment about 66 million years ago, something killed off almost all the dinosaurs and some 70 percent of all other species living on Earth. Only those dinosaurs related to birds appear to have survived. Most ...

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