0:34 Stepping back in time Fossil footprints reveal that some of our human-like ancestors could have been taller than we thought.
7:07 Making the most of preclinical evidence A new approach helps researchers to assess data from many small-scale studies before designing clinical trials.
12:35 The "food coma" effect The size and nutritional content of meals influences how sleepy a fly feels afterwards.
18:00 Off the beaten track A new kind of ant trail helps ants collectively navigate back to the nest while carrying a large food item.
23:29 Diversity in science How can we ensure that minority backgrounds are fairly represented in science?