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African bottlenose dolphins join the list of dolphins known to use signature whistles to address each other – similar to how humans use names.
Advanced genetic analysis and statistical modeling have confirmed that early humans mated with Neanderthals.
Scientists have found four new gases that harm Earth’s ozone layer, despite bans.
New research suggests the tiny birds may have what might be called an episodic memory – a trait previously thought unique to humans.
Scientists have pinpointed the lowest temperature at which simple life can live and grow.
Fine particles produced by burning fossil fuels are slowing coral reef growth, say scientists.
The brain function of important pollinators can be affected by pesticides even at low concentrations, say scientists.
A new way of identifying fossils has enabled scientists to show ancient camels roamed the high Arctic Circle.
Scientists have found tiny fragments of plastic in the digestive systems of fish pulled from the English Channel.
A team of researchers has identified 15 issues that could affect the diversity of life on Earth in 2013.
Don’t miss moon and Saturn January 24
Favorite photos from this weekend