Africa’s Great Divide
A giant superplume of primordial gases is tearing Africa apart.
Don’t Put the “Pee” in Pool
This study reports the little-known health risks of urinating in a swimming pool.
A Network That Never Goes Down
Check out this Web site for more info on the widespread creation of reliable emergency cellular networks.
California has laid out new laws for driverless cars.
Know the Jargon: Unnatural Base Pairs
Read up on life’s expanded genetic alphabet in Nature. (Scientific American is part of Nature Publishing Group.)
5 National Landmarks Threatened by Climate Change
Climate change threatens many more national landmarks, according to the Union of Concerned Scientists.
—Peter Andrey Smith
Forget about the Human Microbiome Project—researchers have moved on to measuring plants’ microbial communities.
Rendezvous with a Comet
Read about the Rosetta spacecraft’s voyage here.
—Jason G. Goldman
Megafauna extinctions are more than sentimental losses—they even harm human health, a study in PNAS reports.
Why Babies Forget
Don’t worry, it’s probably a good thing you can’t remember your early childhood, according to a study in Science.