Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. But surely, the water in the swimming pools is safe, right?

The Olympic diving pool at the Maria Lenk Aquatic Center became discolored during Tuesday’s competition, which has been attributed to algae or high alkalinity levels in the pool. Matt Majendie of the ...

RIO DE JANEIRO – Rio’s Olympic pool is certainly not slow. Nine world or Olympic records have already fallen, and fallen again, in Brazil, and the swimming competition at the Games is still only ...

The Olympic diving pool in Rio de Janeiro has been closed after turning green and stinking "like a fart." And the water-polo pool in the aquatic center has turned a pale shade of green as well. Kevin ...

Olympic organizers took “extreme measures” by draining a swimming pool that had turned green and refilling it Sunday, just a few hours before the start of the synchronized swimming events, an official ...

At the moment, one of the biggest stories at the 2016 Summer Olympics in Rio is the green pools. At first, it was just one pool. Now, a second pool reportedly turned green, and everyone is scrambling ...