Sibling Science - Does Birth Order Matter?

Does being born first make you smarter? Does having more siblings mean less parental care? There is a lot of scientific information on birth order, but what does the most recent research say? WHAT DID WE LEARN THIS WEEK?: 5:33 - How electricity changed our evenings 10:13 - Are Filipino Flying Foxes, really THAT BIG!?!? STUDYTIME: 15:58 - Recent research on Birth Order