This week in science 14-20 October
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THIS WEEK IN ! i" irght
Sleep Cleans the Brain by New Drug Attacks HIV
Flushing Out Toxins Before it Integrates
According to New Study with Human DNA
Suggests Single Human r, *
Species Emerged From Supernova Discovered pr
Africa, Not Several
First 'Habitable Zone' Mosquito Fossil With no
Galactic Bulge Blcy. devilled Belly .,1.
Exoplanet Found Discovered "u, .".
New Species of Giant
Fish Scientists Make
Progress on Artificial
Discovered in Brazil Limbs That Can Feel
IBM Scientists NASA Says Asteroid
Are Building Probably Won' t Hit the
Blood' -powered Earth in 2032 .
Facebuck(. Hashim N. -ghibli