The latest stories from the Science & Environment section of the BBC News web site.
Actualizado: hace 57 mins
Barrage over climate change's role in floods
Why our hands and feet are marvels of engineering
Bizarre bones of the animal kingdom
A tool for predicting the risk of clinical depression in teenage boys has been developed by researchers.
Nobel Prize winner Peter Higgs could have been one of the architects of the biggest physics theory - but missed out because of an early night.
Chicago goes to war with Asian carp
How has homosexuality survived natural selection?
A project seeks hundreds, maybe thousands, of volunteer boats to help map the depth of the seas around the UK and beyond.
Can Europe keep its data to itself?
Can wearable sleep monitors give athletes a competitive edge? The BBC's Jane O'Brien reports.
Floods have unexpected impacts on UK wildlife
Scientists make an impassioned plea for a responsible approach to industrial mining of deep-ocean resources such as high-value metals.
The EU freezes talks with Switzerland over its participation in EU research and education programmes amid tensions over immigration.
Researchers claim their new study is compelling confirmation that weaknesses in firearm laws in the US lead to deaths from gun violence.
Why do placebos often seem to work for people?
British scientists have developed genetically modified potatoes that are resistant to the vegetable's biggest threat - blight.
Australia's Great Barrier Reef faces new threat
The BBC's science correspondent Pallab Ghosh reports from Chicago on why the US has been gripped by such extreme weather patterns.
UK-US scientists glimpse one future for personalised medicine, using supercomputers to match the drug most likely to work in a specific HIV patient.
Electric fish from South America are opening up new ideas in underwater robotics, inspiring vehicles that can swim through dark, cluttered environments.