One of the most familiar livestock animals seems to signal information about their personalities, but also wellbeing, by grunting.
Humans — tyrants of creators? Two researchers explored this duality by studying both extinct species and those who had evolved as a direct influence of man.
A tiny algae could spiral out of control with huge consequences.
An open letter to U.S. policy makers signed by 31 leading nonpartisan scientific societies reaffirms the reality of man-made climate change.
Stanford researchers found California’s drought-struck Central Valley harbors three times more groundwater than previously thought.
Global warming is greening the planet, but there’s only so much CO2 plants can absorb.
Though they’re separated by 25 million years of evolution, monkeys and humans share at least one common fact of life: both choose to have a less engaged social life at old age.