Octopuses' sleep patterns resemble humans', suggesting possible dreaming.
Stephen Beech
People who believe in conspiracy theories are not all mentally unstable, but can be emotionally volatile and impulsive, according to certain psychologists.
Climate change could lead to catastrophic loss of life and economic havoc as waves stretch across the Southern Ocean.
Cut marks on a fossil leg bone suggest human relatives were eating each other, according to a new study.
Men experience lower sperm concentrations and fewer sperm that are able to swim, according to new research.
70% of analyzed species have no representation in protected areas or face risks from land-use change and downgrading
Marks on La Roche-Cotard cave walls, at least 57,000 years old, identified as symbolic expression by Neanderthals
Shrinking habitats and food availability cause populations to decline, but pollination remains unaffected for now
Engineers at Virginia Tech find a way to make adhesives both strong and easily removable using 2,000-year-old art form.