Weekly News Roundup: The Science of Layoffs

• It's no surprise that Americans are losing sleep (though the label "sleep epidemic" is a bit extreme). So cue the comprehensive guide to insomnia treatments. • The implosion of media spares no one: CNN cuts science and tech unit, bloggers mourn. • Greening Mexico City? If it happens, color us impressed. • Michigan legalizes medical marijuana, but patient's can't use it 'til April. Ah government bureaucracy. • The Facebook virus is coming! The Facebook virus is coming! • Is the Bureau of Land Management holding a "fire sale" for Utah's oil-and-gas drilling leases? • Um, duh. Seriously, is this even a question?