Four Simple Daily Habits That Keep Your Brain Young Into Your 60s and 70s

Plus: Hydration myths debunked, art treasures hiding in plain sight, and hope for the world's rarest rhino

Today marks 135 years since Vincent van Gogh died at just 37, a brilliant artist who never lived to see the fame he so richly deserved. Van Gogh has been a permanent presence in my life as long as I can remember. When I traveled to Paris at 16, I had already read extensively about him and visited several museums in the Netherlands where his work is perm…