SN Online

BODY & BRAIN
A new strategy boosts insulin production in mice. Read “Procedure offers hope in type 1 diabetes.”

SCIENCE & SOCIETY
A 17-year-old shows off his homemade nuclear fusion reactor (below) at the Intel International Science and Engineering Fair. See “At ISEF, fusion is hot.”

MATTER & ENERGY
The Leidenfrost effect allows physicists to control liquid oxygen’s movement.