Notebook

Anthropology

Oldest humanlike hand bone discovered

Found at Tanzania’s Olduvai Gorge, pinkie bone is 1.84 million years old.

Astronomy

Choose Ninja, Cervantes or Rosalind as names for exoplanets

Names for 20 exoplanets are in the hands of a discerning online audience.

Climate

Carbon cuts could save U.S. farmers billions of dollars

Reducing carbon emissions could save U.S. agriculture industry billions of dollars annually by curtailing droughts.

Health & Medicine

Football games come with more head hits than practices do

As football intensifies from practice to games, the number of impacts increases, a new study finds.