Read more about this week's facts:
- Getting emotional after failure helps you improve next time, study finds (Science Daily)
- Lightning storms triggered by exhaust from cargo ships (New Scientist)
- Giraffes didn't evolve long necks simply to reach tree leaves, new study shows (Science Alert)
- Unalaska is the nation's eagle attack capital. Why? (Alaska Public Media)
Watch this fantastic video produced by Great Big Story about the Alaskan town overrun by bald eagles: