Physicists have finally turned a long standing thought experiment into a laboratory reality, showing that electromagnetic ...

Cosmologists are increasingly entertaining a radical possibility: that the cosmos might fold back on itself so that, on the ...

You've heard about "being scared of your own shadow," but what about your own reflection? A kitten got the shock of its life after discovering mirrors for the first time, challenging his furry ...

Humans like to study themselves in a mirror. But wild baboons, when presented with a mirror, don’t seem to recognize they’re staring at their own selves, a new study has found. For decades, ...