Two stilts look out over a lake that has turned a vivid pink thanks to extreme salt levels further exacerbated by hot weather, in Melbourne, Australia.
Researchers engineer tiny organisms to deliver cancer drugs to tumors without the usual nasty side effects—and at much less cost than conventional methods.
Overcoming some of the obstacles that have hindered petri-dish-to-gas-pump schemes in the past, scientists are finding ways to produce high-octane fuel and even pure hydrogen from co-opted algae.