Angela Olinto’s new balloon experiment takes her one step closer to the unknown source of the most energetic particles in the universe.

There’s more than one good way to bring order to our unruly, seemingly arbitrary calendar.

Trash collectors in the cell moonlight at the controls of the genetic machinery.

The computational biologist John Novembre uses our genetic code to rewrite the history of humanity.

After a surprise discovery, astrophysicists are racing to understand superenergetic flashes of radio waves that sometimes beep out from distant galaxies.

Ramsey’s theorem predicts a surprising (and useful) consistency in the organization of graphs. Here’s a simple visual proof of how it works.

To avoid garbled messages, mathematicians might translate them into geometric form.

Equiangular lines are an elemental part of geometry. Mathematicians have discovered a tighter limit on the number of such lines that exist in every dimension.

How our society defines years, months and weeks can seem frustratingly arbitrary. Can you bring order to our unruly calendar?