Technology
Sign of the Times: Deaf Find Their Voices via Mobile Video and Apps
The emergence of video MMS and chat, in particular, keep the deaf and hard of hearing connected—all the while preserving sign language
Features1827 articles archived since 1845
Evolution
Death to Humans! Visions of the Apocalypse in Movies and Literature
A list of some of our favorite dystopian views of human society facing extinction
Health
Staying Negative: How an Unexpected Antiretroviral Result Is Reshaping the Battle Against AIDS
Success of a vaginal microbicide gel reveals how HIV-prevention strategies can emerge from progress in treatment
Health
A Failed "War on Drugs" Prompts Rethinking on HIV Infections among Injection-Drug Users
Drug policy has focused on a policing approach of prohibition and incarceration, which has contributed to spreading HIV within the injection-drug community. Comprehensive drug reform policies are showing better results...
Environment
From Anthrax to Allium: Views from a New York Postal Facility's Green Roof [Slide Show]
A climate scientist studying the cooling effects of various environmentally engineered roofing treatments recently led a tour of a large postal facility's green roof
Environment
Good Riddance to Overfishing: New Management Can End Unsustainable Practices
Trade bans may fail, but fishing management agencies have other strategies, too, including those proved to work
Space & Physics
Slow and Steady: Astronomy Advisory Report Charts a Long Road for Exoplanet Science
The influential decadal survey champions the pursuit of potentially habitable worlds but offers few details for the near future
Space & Physics
No Easy Pieces: Sloan Telescope Builders Battled Moths, Balky Software and Broken Mirrors
A new book about the Sloan Digital Sky Survey documents the myriad unexpected challenges in undertaking a large and ambitious astronomy project
Environment
Good Riddance to the Population Explosion: Keys to Prevent Unsustainable Growth
The nine billion people expected by 2050 will stress the planet, but cost-effective means can prevent overpopulation
Health
Good Riddance to Mosquitoes: Four Ways to Beat the Malaria-Carrying Threat
Lasers, parasites and other methods could help prevent a disease that afflicts hundreds of millions of people
Health
Good Riddance to Polio: A Conquered Disease Still Clings to Life
Despite a known preventative, polio still maims and cripples 1,000 people annually
The Sciences
Today's Sharks: Smart, Tagged, and in Short Supply [Slide Show]
Research on sharks, and knowledge about them, is still just gaining speed as marine biologists race to learn about the cartilaginous predators before they are fished out of existence
The Sciences
Living in a Landscape of Fear: How Predators Impact an Ecosystem
Wolves and other top predators reshape the landscape via trophic cascades
Environment
Tire-Makers Try Treading Lightly on the Environment
Some new green car tires offered by major manufacturers roll easier and contain less crude oil
Health
The Most Powerful Scientist Ever: Winston Churchill's Personal Technocrat
A physicist ended up wielding a great deal of power during Churchill's political career, affecting policy on matters well outside the purview of science
