Early human populations were more culturally diverse than previously thought.
Want to give your immune system a boost? Balance your gut bacteria.
Topsoil comes in many different forms, from nutrient-rich dirt to desert sand.
Losing a couple hours of sleep each night adds up to major sleep deprivation.
If you believe that life deals a fair hand, you're more likely to worship celebrities.
Polar bears have evolved so that they don't need to drink liquid water.
Starvation can have devastating effects that unfold over multiple generations as a process of adaptation.
Post-partum depression does not adequately account for the range of anxieties that come with early parenthood.
Regardless of how old or pricey, good wine goes bad without quality corking and storage.
From bats to whales, echolocation helps certain mammals navigate environments with limited visibility using reflected sounds.