This week, meet a big-brained ancient human relative, hear a meteorite as it lands on Earth, spot a tiny kangaroo-like marsupial, and more.

Last spring a tree branch broke off and fell on a kindergartner, injuring him while he was attending school. Now the child’s family is suing the school district, claiming negligence and seeking ...

Discoveries in the past two decades have added new branches to the human family tree, including species such as the hobbit-like Homo floresiensis and the powerfully built Homo naledi. A pinkie ...