In this issue:
"When the Sea Saved Humanity": Recent findings that suggest the small population that gave rise to all humans survived by exploiting a unique combination of resources along the southern coast of Africa.
"Planets We Could Call Home": A new theoretical model suggests that a surprising number of planets outside of the solar system could be similar to Earth.
"Filming the Invisible in 4-D": An amazing form of microscopy can make movies of vanishingly small, nanoscale objects in action.
"The Hacker in Your Hardware": Microchips in many common electronic devices might already be compromised, with dire consequence.
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