The #1 fast food chain in the US isn't McDonald's, according to diners. See the top 23. How the Texans exploited a little-known kickoff loophole ...

Not just a marine issue, new research shows microplastics are also changing agricultural land. Barbara Pinho finds out how ...

The age-old debate of whether the chicken or the egg came first is explored through historical and evolutionary contexts.

Choanoflagellates are not animals, but they are the closest known ... as well as the role bacteria played in early animal ...