成人快手

Gareth Mitchell presents the pick of what鈥檚 been happening in the world of science, health and tech. Featuring broken robots which can figure out what鈥檚 wrong, self-correct and soldier on, stories of HIV/AIDS in Uganda, new developments in skin and breast cancer research, new early human ancestors in Ethiopia and the oldest known stone tools from Kenya, gibbons and the evolution of language, the ageing secrets of a lemur, and tackling racism with virtual reality.

Science Hour was presented by Gareth Mitchell with comments from Rebecca Morelle.

Producer: Andrew Luck-Baker

Image: Fat-Tailed Dwarf Lemurs courtesy of David Haring, Duke Lemur Center