How comets may have set evolution in motion. Why microscopic “spaghetti highways” could help rejuvenate older people. How butterfly wings could boost production of green fuels. What surprising source of antioxidants is popping up in the kitchen?

Why that morning pick-me-up might not be as natural as you think. A tantalizing taste conundrum defies explanation.  What is killing the bees?

How bacteria in our bellies may contribute to weight gain. Why potatoes could help mash high blood pressure without packing on the pounds. Where water shortages are most likely to occur in the next 40 years.

Miracle materials” could help solve some of the world’s greatest challenges.  An ultra-thin material subdues rust.  How a new process led to the discovery of two potent weapons in the fight against drug-resistant bacteria.

How testing for vitamin D deficiency just became more reliable. A hand-held device could revolutionize blood testing. Why smart phones could help keep us a lot healthier.

Skewered nanoparticles could help overcome a big problem.  A microrocket could speed up drug delivery in the body. How science might best address concerns about the safe use of nanomedicines.

A new online tool could help you find out what’s really going up in smoke.  An inexpensive, yet amazingly effective, new material could help slash carbon dioxide release into the atmosphere. How an energetic insect could help power the next generation of electronic devices.

How scientists are closing in on ways to make healthier hot dogs. Why a little-known component of beer could cause digestive havoc in some people. A startling finding could lead to changes down on the watermelon farm.

AHow a substance produced by a “miracle tree” could help quench the worldwide thirst for clean drinking water. Why dew drops do what they do. Why some drug names are such tongue twisters.

How coffee drinking reduces the risk of Type 2 diabetes.  A real insight into a “wild card” in your genes.  Advances toward an imaging agent for diagnosing Alzheimer’s disease.