Self-defense, an essential tool for women living in Katanga, is a concept Hellen Baleke knows very well. In this slum — one of the largest in Kampala, Uganda’s capital city — boxing gives women the opportunity to learn a new skill and keeps them off the streets. “You have to fight if you want to survive,” says Baleke.
Young Yosemite toads survive winter, then emerge with a deadly fungus 
Are hypernovas real? 
Here’s how brain-eating amoebas may infect people 
A video of a humpback whale and her dead calf reveals the animals’ bond 
A new map points out U.S. rivers most worth protecting 
Exhaling may speed up reaction times 
Gaza: WHO appeals for massive aid influx ahead of winter 
Escalating fighting in Yemen deepens food security crisis 
‘I have not lost my dreams’: Refugee education funding cuts threaten millions