Hundreds of thousands of Sudanese refugees have fled to Chad, where they're facing increasingly difficult conditions as their presence strains local resources and humanitarian aid organizations.
NPR's Juana Summers talks with Regina Barber and Emily Kwong of Short Wave about "scuba-diving" lizards, a trick to turn a mouse's skin transparent and whether finger counting helps kids' math skills.
Ryan Routh, the alleged apparent would-be assassin of Donald Trump, has a complex and confusing past. He spent more than half of his life in Greensboro, N.C., and had many legal run-ins.
In Lebanon, hospitals are still dealing with a crush of patients maimed by exploding pagers and walkie-talkies this week. Hezbollah leader Hassan Nasrallah has vowed retaliation.