Briefing Chat: The tongue trick that helps sunbirds suck

In this episode:

00:41 Exosome therapies could deliver drugs to hard to reach places

Nature: Eye drops made from pig semen deliver cancer treatment to mice

5:08 The impact of parenthood on women’s academic careers

Nature: Motherhood derails women’s academic careers — these data reveal how and why

10:34 The unusual suction that lets Sunbirds drink

Science: These birds suck—literally

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