Artifacts and human remains from Tinshemet Cave in central Israel indicate that modern humans and Neanderthals in the Levant interacted with each other.
Equinox shadows are unique. On this day - and only this day - the tip of an upright stick's shadow follows a straight path, west to east, all day long.
Was the rise of humanity simply a matter of luck? A new theory says no, that we - and perhaps other intelligent life - are the probable outcome of evolution.
It’s not a stretch to say these astronomers fundamentally changed the way we think about our place in the universe. We can gain insights into how this profound shift unfolded by looking at their actual notes.
A winter storm is moving across the U.S., bringing heavy snow and ice, and creating severe weather in the form of damaging wind gusts and isolated tornadoes.