Animal magnetic sense comes from protein that acts as a compass
Many animals sense Earth's magnetic field and use it to navigate. How they do it has been a matter of speculation – but we may now have the answer
Climate change and La Niña may bring severe floods to Australia
Catastrophic floods in Queensland in 2010-11 have been linked to a combination of global warming and a La Niña event. The dynamic duo may be back next year
Software better than humans at guessing how you feel from speech
Technology that accurately identifies emotion in speech will be used in hidden microphones to examine the effects of parents' emotions on child development
Powdered glue goes on dry and sticks when squished
A new powdered form of adhesive is dry and pourable, meaning it can stick in hard-to-reach places and to rough materials
Should the UK bring back beavers to help manage floods?
Beavers can naturally regulate water flow, filter out water pollution and benefit fish and wetlands. Does that mean we should reintroduce them?
Our moon would be a planet under new definition of planethood
When astronomers last redefined "planet", Pluto was demoted to being a dwarf. A proposed revision to the criteria would instead grant planethood to the moon
Origin of Earth’s water traced back to the birth of our planet
Rather than arriving by meteorite, Earth's water seems to originate in the very dust that formed our planet – the same could be true of other worlds
Unstable Greenland glacier is speeding up and draining more ice
Yet another of the immense glaciers in Greenland is retreating and crumbling faster as warmer waters undermine it
The first fish seen leaping out of water to attack prey from air
Other fish leap out of the water, but only the needlefish is cunning enough to use this acrobatic feat to make itself invisible to the schools of fish it hunts
Named: Hotspots in England where antibiotics are overprescribed
The country's worst areas for antibiotic misuse include deprived areas in Essex, Lincolnshire and Norfolk, as well as wealthy Chelsea
