Researchers have conducted the world's biggest ever bird survey, recording 971 different species living in forests and cattle pastures across the South American country of Colombia. This represents almost 10% of the world's birds.

Afro-descendant peoples in four Amazon countries show remarkable achievements in environmental stewardship, according to new research from Conservation International, published in Nature Communications Earth and Environment.

An international team of researchers led by Dr. Corina Logan at the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, conducted two studies on the foraging behavior of birds in human-modified environments.

It's a pretty risky business trying to take a blood sample from a polar bear—one of the most dangerous predators on the planet—on an Arctic ice floe.

Doctors in the UK have announced the birth of eight healthy babies after performing a groundbreaking procedure that creates IVF embryos with DNA from three people. Ian Sample tells Madeleine Finlay about the life-threatening genetic disorders that the technique appears to prevent, and Prof Sir Doug Turnbull describes the 25-year journey to achieving the breakthroughClips: Sky NewsEight healthy babies born after IVF using DNA from three people Continue reading...