15 November 2014
European Space Agency controllers will continue to listen for Philae in the days ahead, hopeful that the comet lander will somehow become active again.
Tracking data reveals that golden-winged warblers fled one day before the April 2014 US tornado outbreak, probably because they "heard it coming".
Astronauts on the International Space Station use a 3-D printer to make a wrench, from instructions sent up in an email.
An amateur fossil hunter has unearthed a 7ft skeleton of a carnivorous marine reptile on a beach in south Wales.
Fewer than half the target number of badgers were killed in this year's cull in Gloucestershire, Defra announces.
Tackling climate change with whiter ship wakes
Christmas trees can house tarantulas and turn to glass
America's huge humming arches
How local residents cope with Bangladesh oil spill
Winners of microscopy imaging competition announced
Enormous ship will collect and liquefy gas at sea
How a historic divide was finally breached in Lima
Is the legendary kraken real?
Meet your personal drone - it weighs four grams
The Lima suburb where 10% of income goes on water
Singing spaceman Chris Hadfield meets Manchester pupils
An interactive journey through quantum theory
Are personality differences widespread in the animal world?
Follow Mark Miodownik's four simple steps to find out
Hoverfly takes ecology photo prize
BBC Travel takes a journey on one of the world's most remote highways
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