Science Selections

To know whether life exists beyond Earth, we must come to terms with our own significance in the universe... By Caleb Scharf

Is the big bang ... a holographic mirage from another dimension? By Niayest Afshordi, Robert B. Mann and Razieh Pourhasan.

Newly discovered lobes stretch many light-years from the Milky Way's disk. By Douglas Finkbeiner, Meng Su & Dmitry Malyshev.

Treated sewage could be the safest, ... source of tap water yet - if we can get over the yuck factor. By Olive Hefferman.

How a world filled with sensors will change the way we see, hear, think and live. By Gershon Dublon and Joseph Paradiso.

After decades of study, researchers can't agree on whether nutritional supplements improve health. By Melinda Wenner Moyer.

The Ponzi Economy. Many ordinary business practices resemble this infamous con game." By Kaushik Basu.

Solar energy: Springtime for the artificial leaf. Researchers make headway in turning photons into fuel. By Jessica Marshall.

Researchers are pinpointing the brain circuits that can help us form good habits and break bad ones. By Ann M. Graybiel & Kyle S. Smith

By releasing the brakes tumor cells place on the immune system, researchers develop new treatments for cancer. By Jedd D. Wolchok

Crisis in Physics. Supersymmetry, with its deep view of the quantum world, is at a crossroads. By Joseph Lykken & Maria Spiropulu

Luck played a big part in many fossil discoveries. New models predict where the bones are... By Robert Anemone and Charles Emerson

Rise of the Crash-Proof Car. When cars won't let drivers make mistakes, crashes may become a thing of the past. By staff writers.

Communicating with patients who appear to lack consciousness is becoming a reality. By Adrian M. Owen.

The rate of global temperature rise may have hit a plateau, but a climate crisis still looms in the near future. By Michael E. Mann.

Anthropologists have long debated when and how men became hunters. Recent discoveries have yielded surprising insights." By Kate Wong

Not long after the big bang, all light left the cosmos. Astronomers are solving the mystery of its return. By Michael D. Lemonick

Hidden Dangers of Going Under. Anesthesia may have lingering side effects on the brain, even years after an operation," by Carina Storrs

A unique US Government program has driven the cost of genome sequencing impressively downward, by Erika Check Hayden

A foreign fungus nearly wiped out North America's once vast chestnut forests. Genetic engineering can revive them, by William Powell