Recent decades may have been the wettest in 3,500 years in North East Tibet – according to climate researchers at the University of East Anglia (UK) and the Chinese Academy of Sciences (Lanzhou, China).

As human beings, we expend a great deal of time, money, and energy in the pursuit of happiness. From exotic travel to simply spending time with our grandchildren, the things that make us happy change as we age. A new study in the Journal of Consumer Research explores the role of age on the happiness we receive from both the ordinary and the extraordinary experiences in our lives.

Inspired by tiny particles that carry cholesterol through the body, MIT chemical engineers have designed nanoparticles that can deliver snippets of genetic material that turn off disease-causing genes.