The photo of the week shows a male southern hawker dragonfly doing his thang at Higher Hyde Heath Nature Reserve in Dorset England. Photo by Flickr photographer Ian Kirk of the UK.

Literary bards and French people have long called orgasms “little deaths.” Apparently it’s the real deal for some male marsupials, who die after sex. Poor guys.

Holy cannoli: a simple peanut butter sniff test detects Alzheimer’s disease with surprising accuracy.

My dog Ledley doesn’t seem to have figured it out yet, but elephants get the point of pointing! A more amazing feat than you may suspect.

And finally, more evidence that I should be exercising more.