Topic: University of Sheffield

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Greenland's ice sheet: Climate change outlook gets a little more dire

If temperatures reach 1.6 degrees C above preindustrial levels, the iconic ice sheet will probably tip toward irreversible loss. With climate change, temperatures have already risen 0.8 degrees C.
Stonehenge twin – 'Timberhenge' – discovered with radar imaging

Stonehenge wasn't the only mammoth circle in southern England 5,000 years ago. Using new radar imaging equipment, scientists have identified what was once a nearby circle of huge timbers.
R136a1: Monster star too big to be true?

R136a1 could once have been 320 times as massive as the sun. That's twice as massive as scientists thought a star could be. Perhaps R136a1 is several stars close together, some say.
R136a1 is the most massive star discovered so far

R136a1, hundreds of times the mass of our sun and millions of times brighter, was spotted in a star-making nebula some 22,000 light-years away.
Massive runaway star near Tarantula Nebula races thru universe at 250,000 mph

A homeless star on the outskirts of the Tarantula Nebula is racing across the universe at breakneck speed
Grow your own birdseed and save money

Save money in the garden by growing your own birdseed
New role for robot warriors

Drones are just part of a bid to automate combat. Can virtual ethics make machines decisionmakers?
Traffic noise could be drowning out the croaks of male frogs

A survey of more than 100 ponds found that the number of frogs has declined in Australia's second-largest city.
Europe ratchets up its pressure on immigrants

The E.U. voted to allow longer detentions for illegals and to standardize deportation rules.