In a study published in the journal Nature, researchers say that fragments of the protoplanet Theia, which collided with the Earth 4.5 billion years ago,
Recordings of human voices evoke more fear among animals living in the South African savanna than do snarls from lions. Plus, an economic historian who mined 200 years of gender pay gap data wins a Nobel Prize and researchers are seeking to understand the human body’s heat limit. Recordings of human voices evoke more fear among animals living in the South African savanna than do snarls from lions. Plus, an economic historian who mined 200 years of gender pay gap data wins a Nobel Prize and researchers are seeking to understand the human body’s heat limit.
W. Jason Morgan, a Princeton University geologist who laid out an influential new vision of our evolving planet, attributing the most powerful upheavals — earthquakes, volcanoes and the formation of