The salty, toxic wastewater that's used in hydrofracking and other gas drilling is likely to blame for small earthquakes in the Midwest, a new study from the U.S. Geological Survey concludes. The water is pumped deep underground, where it lubricates faults and causes them to slip.
Much of the waste that results from Pennsylvania's drilling for natural gas is being shipped to Ohio, where it's injected deep underground. Some of these injections are suspected of causing earthquakes in the Buckeye State.
The U.S. Food and Drug Administration says it will collaborate with the livestock industry to reduce the use of antibiotics in animal feed. But activists say a voluntary approach won't go nearly far enough to protect human health.
The uproar over what critics call "pink slime" in some ground beef refocused attention on what's in the food we eat. Most packaged foods contain at least one item you wouldn't recognize. But many food experts caution that just because you don't know an ingredient doesn't mean you shouldn't eat it.
Dutch scientists are trying to make insects a less exotic and cheaper food source. And one Dutch restaurant, Specktakel, is already embracing the trend by featuring a menu buzzing with entomological eats.
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