The latest stories from the Science & Environment section of the BBC News web site.
Updated: 12 min 46 sec ago
King Richard III was probably killed by two blows to the head during a "sustained attack", according to new research.
A trial of an experimental vaccine against the Ebola virus is to begin in Oxford.
Hedgehogs are more thinly spread in the UK than previously believed, a study using ink pads to record their paw prints reveals.
Effective urban transit systems can encourage people out of their cars and provide a cost-effective way to tackle climate change, a report suggests.
Engineers build a chin strap that harnesses the energy produced by jaw movements, and could one day power hearing aids or bluetooth earpieces.
Scientists have had the extremely rare chance to examine an intact colossal squid after it was accidentally caught in the Antarctic, as Mauricio Olmedo-Perez reports
Five bugs that lurk in changing rooms
The freedivers risking their lives to swim with whales
BBC Click looks at a new laser projector that promises to deliver brighter and clearer pictures.
The Hollywood actor, Leonardo diCaprio, has been appointed as a United Nations representative on climate change.
The US space agency picks the companies it hopes can take the country's astronauts back into space - a capability lost when the shuttles retired in 2011.
The UN says it needs $1bn to fight the West Africa Ebola outbreak, described as "unparalleled in modern times", as experts warn time is running out.
Scientists in New Zealand have thawed and started to examine a rare colossal squid caught in a fisherman's net.
Hurricane Odile causes devastation in the beach resorts of Mexico's Baja California peninsula, triggering looting in some areas.
A global commission says the extra costs of tackling climate change will be 'modest', but doing nothing could put the world economy at risk.
Poor sanitation has caused serious health problems in Haiti - but could a special eco toilet improve the situation?
The government is failing to reduce air pollution, protect biodiversity and prevent flooding, a cross-party body of MPs says.
Europe's Rosetta mission, which aims to land on a 4km-wide comet later this year, identifies what it thinks is the safest place to touch down.
Is this how the cities of Mars will be built?
An Australian goldfish called George is recovering from successful microsurgery in which a large tumour was removed from his brain.