Table of Contents October 2015


New advances in our scientific understanding of aging promise longer, healthier lives. In this issue we examine some of the most groundbreaking developments, including reversing Alzheimer's and restoring lost hearing.

Also in this issue, a doctor's case for medical marijuana, and what the future of physics holds now that we've found the Higgs boson.

Plus: How we can coexist with cougars in our cities, and the science of beer. Read now!

Digital editions


Genetic treatments to reverse aging at the cellular level? Diets and exercises that help your mind and body function better longer? It’s not a sales pitch from a life-extension guru — it’s science.
What happens when genome mapping meets the ancient craft of brewing?
The "God Particle" was just the beginning. The Large Hadron Collider and other accelerators are poised to answer questions about the very fabric of the cosmos.
Forensic anthropologist Amy Mundorff has been identifying human remains for years. Now her goal is to make the search for the missing safer and more successful.
When traditional painkillers fail, is medical marijuana the answer?


Thomas Lovejoy argues that it's not too late to restore threatened ecosystems.
A woman’s extreme abdominal pain points to gallstones. But why is her heart rate going through the roof?
The big cats are on the rebound in California, but urban development threatens their comeback. Can wildlife crossings under highways ensure their survival?
Decoding popular myth to discover what the mathematician and computer science pioneer really did — and didn’t — do.
Asteroids pummeled our planet during its first 2 billion years. But the consequences for life were not what you might expect.
Researchers rush to record and preserve fragile footprints of ancient human ancestors.
The roughly 600 species of carnivorous plants have evolved some ingenious strategies to capture their prey.


Our flow chart will help you find the spaceflight option that fits your lifestyle and budget.
Fossils of single-celled algae survived a volcanic eruption to reveal the origins of an island chain.
Scientists investigate the weirdness of infrared light — and how we perceive it.
We know the effects of the planets spinning, but why do they do it?
A 120-year-old mystery that's stumped microbiologists has been solved. 
Scientists disagree on who or what put holes in a prehistoric bone.
From deathly poisons to delicious recipes, this crop of books covers a range of fascinating science.
The Stardust mission has returned bits of old, dead stars to Earth. Probably.