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News
	Global inequities in COVID-19 vaccine distribution will cost lives and harm economies
	A soft, fish-inspired robot takes a plunge into the deepest reaches of the ocean
	The monster black holes in the Milky Way and Andromeda will collide in about 10 billion years
	Scientists figure out why catnip is so irritating to mosquitoes
	Nearly 20,000-year-old charred human remains signal a shift in how humans viewed the dead
	Twenty years after deciphering the human genome, scientists look at what's next
	Debate continues over how an early hominid moved around
	One of the Americas' oldest known dog fossils hints at how humans entered North America
	A single male lyrebird can re-create the sound of a flock of mobbing birds
	Having friends may be a female giraffe's secret to living longer
	To see how night-shining clouds form, scientists made one
News in Brief
	How to pin down ultracold plasma with magnets
	The proton's antimatter is lopsided
Features
	Migraine Pain Relief
	Reviving Riverscapes
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