Cows: What Can’t They Do?

A company has developed an engine oil made from beef tallow, which is currently sold for two- and four-cycle engines and auto racing, but is pending approval for use in cars. I’m curious, though, how beef tallow is otherwise used or disposed of. If you know, post a comment below.

Also in today’s links: communities plot their futures, and how we know your best judgment prompted you to read this. Plus, amazing pictures.

• Reviving uranium mining in New Mexico has the ability to revive the state’s finances, or harm its citizens, depending on whom you ask.
• As Britain struggles to figure out what to do with all their garbage — half of which is currently buried in landfills — incineration comes up for consideration.
• This is what the mind-boggling scale of human consumption looks like. Aside from being scary, it’s also quite pretty. I’d like wallpaper out of the jet trails image.
• In an ongoing debate over how we form quick responses, a new study indicates that a gut feeling is actually one drawing on memories that are not held consciously.