Mexican drivers can get extra mileage out of a gasoline additive made from agave leaves and pulp, which are a waste product from one of the country's many tequila distilleries. The agave, it seems, can power people as well as their cars.
The next time you decide to purchase a bottle of tequila reflect on this phenomenon: cocktails would be a lot less interesting without the contributions of tequila bats.
A reef at the mouth of the Amazon is almost six times larger than initial reports, scientists say — meaning the recently discovered site is threatened by proposed oil drilling. Nadia Pontes reports from Brazil.
Six people have died in eastern Veracruz state after being buried in landslides from Tropical Storm Earl. Forecasters warn of additional flash floods and mudslides.
An all-maize diet is turning wild hamsters in northeastern France's maize fields into deranged cannibals that devour their own offspring. The same crazy-making nutritional deficiency has affected humans in the past.
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