Black Death struck as hard or harder in sparsely settled places such as Iceland as it did in London or Paris. goo.gl/Up9RGz

Dark matter? Mystery in the Perseus Cluster - spectral line of an unknown type of matter #cosmos science.nasa.gov/science-news/s…

The Flores hobbit skull, so named for its small size, may have belonged to an ancient human with Down syndrome s.si.edu/1lwFXlq

First synthesised from willow bark a century ago, #aspirin was originally developed as a painkiller & treatment for fever and inflammation.

Roughly 100bn aspirin tablets are taken around the world every year. Bayer's patent on #aspirin ran out in the 1930.

#Guinea, #SierraLeone & #Liberia are the three countries most affected by the #ebola epidemic that has now killed > 2,100 in west #Africa.

100K English & 1/5 of London died in the Great Plague of 1665, and the following year almost 90% of central #London was destroyed by fire.

The English Civil War of 1641-49 pitted the Cavaliers (supporters of Charles I) vs Roundheads (supporters of Cromwell).

Process of turning beaver fur into felt for hats released mercury funds that led to irritability & paranoia, and to "mad as a hatter" phrase

The largest rodent in NA, a beaver can grow as heavy as 100 lbs (typically 60 lbs) and more than a yard in length not counting the tail.

There are now two more therapies to treat all patients who have diabetic macular edema (DME) bit.ly/1rMg2g6

Free CME online case study activity! Patient with clinically significant #diabetic macular edema in both eyes. View: ow.ly/ClD0Q

Study: Less than half with diabetic macular edema know vision risks. aoa.org/news/eye-care-…

At risk for vision loss: roughly 746k w/ #diabetes in US suffer from #diabetic eye disease and many may not know it. ncbi.nlm.nih.gov/pubmed/25125075

"Small neuroanatomical changes in the frontoparietal network led to big changes in cognition" during human evolution cell.com/neuron/abstrac…