By Rachel Hall - 11 min -
For as long as she can remember, Jenny Carter has gone to bed late and not woken up until late the following morning, sometimes even the early afternoon. Growing up, she didn’t have a bedtime, and at university she preferred to write her essays between 6pm and 10pm.

By Laurence D. Hurst | The Conversation - 4 min -

Natural selection isn’t the only factor deciding human evolution. Modern medicine’s ability to keep us alive makes it tempting to think human evolution may have stopped. Better healthcare disrupts a key driving force of evolution by keeping some people alive longer...