Humans are in rare company when it comes to singing duets. Humpback whales perform original couples' songs, as do a handful of birds. It was thought that bird duets were just for mating purposes, but a study on zebra finches has opened a new window on bird behavior.

Turinah, a woman who lives in south Sumatra, claimed to be 157 years old in the latest Indonesian census. She has no records to prove her claim, but other evidence suggests she might be telling the truth. Is it biologically feasible that a person born in 1853 could still be alive in 2010?

In 2008, scientists found that taking a walk in a park setting improves concentration.¹ This year, a study in the Journal of Environmental Psychology discovered that being outside among natural surroundings also provides people with an inner sense of vitality or energy.² Why is there this connection between nature and human well-being?

Partial remains of two skeletons were discovered in a cave in South Africa, and some scientists think they may be another addition to humanity's evolutionary tree.

Humans don’t need to learn the ability to move to a rhythm, according to a new study. They are born with it. Two researchers from Finland and the United Kingdom wanted to find out how soon in life people begin to dance to rhythms. They were surprised to find that babies as young as five months old match body motion to music.