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Physical sciences

dwarf galaxy NGC 4449B

New galaxy caught in close encounter

Thursday, 9 February 2012

A unique dwarf galaxy has been caught interacting with a larger, companion galaxy first the first time, 12.4 million light years away from Earth.


Amasia supercontinent north

'Amasia' is next supercontinent in the north

Thursday, 9 February 2012

A new supercontinent will form around the Arctic in approximately 100 million years, according to a new model that uses the geological history of the Earth's surface to predict its future.


toughest fibre ever created

Toughest fibre ever created in lab

Friday, 3 February 2012

The toughest known fibre has been created from graphene and carbon nanotubes, exceeding the toughness of spun spider silk and Kevlar.


how to predict a supervolcano erruption

How to predict a supervolcano eruption

Thursday, 2 February 2012

Supervolcanic eruptions, which can devastate entire continents by pouring out poisonous gas and scorching magma for months, may be predictable.


killer electrons solar storm

Solar storms' vanishing 'killer electrons' found

Thursday, 2 February 2012

High-energy electrons that should be wreaking havoc on our telecommunications systems during geomagnetic storms have been disappearing, and scientists have finally figured out where they go.


moon rock dynamo

Early Moon's metal heart was long-lived

Friday, 27 January 2012

A powerful magnetic field shielded the early Moon, and was generated by a molten metal core that churned for much longer than previously thought, according to a new study.


biggest solar storm

Biggest solar storm since 2005 pummels Earth

Tuesday, 24 January 2012

A potent solar flare has unleashed the biggest radiation storm since 2005 and could disrupt some satellite communications in the polar regions.


levitating fruit flies

Levitating flies mimic weightlessness of space

Monday, 23 January 2012

The weightlessness of space has been reproduced in insects using high-powered magnets.


Chi-b(3P)

Large Hadron Collider finds new particle variant

Friday, 23 December 2011

The Large Hadron Collider (LHC), famously engaged in the quest for the Higgs boson, has turned up a heavier variant of a sub-atomic particle first discovered a quarter-century ago.


Earth-sized planets

Kepler finds first Earth-sized extrasolar planets

Wednesday, 21 December 2011

Two Earth-sized planets orbiting a Sun-like star have been discovered using observations from the planet-hunting Kepler spacecraft.


massive earthquakes

Global threat of large quakes not on rise

Tuesday, 20 December 2011

Massive earthquakes are no more likely today than they were a century ago, despite an apparent rise of the devastating temblors in recent years.


supernova

Closest supernova in years solves mystery

Thursday, 15 December 2011

The discovery of a supernova only hours after its explosion could have solved a long-standing mystery on the origin of the brightest known phenomena in the universe.


black hole

Milky Way's black hole to devour gas cloud

Thursday, 15 December 2011

A doomed gas cloud accelerating towards the black hole at the centre of the Milky Way has been observed for the first time.


Higgs boson ATLAS

Physicists catch a glimpse of Higgs boson

Wednesday, 14 December 2011

The Higgs boson, a subatomic particle thought to provide mass to the universe, is closer than ever to being found.


Antarctic climate change

Rapid CO2 drop froze the Antarctic

Tuesday, 13 December 2011

Thirty four million years ago, the first big freeze in Antarctica coincided with a dive in atmospheric carbon dioxide levels.