How green is that electric car? Depends on where you plug it in
It would solve environmental headaches, but it remains hard to achieve
They would transform the grid--if they can exist at all
In addition to reacting to news as it breaks, we work to anticipate what will happen. Here we contemplate 12 possibilities and rate their likelihood of happening by 2050
The illegal trade in elephant ivory is booming. African elephants are being slaughtered at rates exceeding the former peak in the late 1980s, before Convention on International Trade in Endangered Species, or CITES (pronounced SITE-ees), banned all trade in elephant products...
New DNA "fingerprint" techniques could aid this month's push for an international trade ban
Google's spat with China could reshape traditional online freedoms
How the Internet giant could use its might in closed societies
Scientists have long dreamed of harnessing nuclear fusion—the power plant of the stars—for a safe, clean and virtually unlimited energy supply. Even as a historic milestone nears, skeptics question whether a working reactor will ever be possible...
SAN DIEGO—In the next 50 years, humans will have to produce as much food as we have over the entire history of civilization. The planet’s ever-expanding population demands it...
SAN DIEGO—“We know even now that we are at some fundamental limits of what the Internet can handle,” warned University of California, San Diego processor kc claffy [ sic capitalization ] at the beginning of her talk at the American Association for the Advancement of Science meeting in San Diego...
An upcoming Federal Communications Commission decision should improve high-speed Internet access in the U.S., which has fallen behind other nations
Perhaps you—like me—are disappointed by the amateur calculations done every December that purport to show how Santa couldn't possibly deliver presents to all the good boys and girls in the world...
Subwaylike bus lines mobilize the urban future
From solar power to powering our planet with garbage, Scientific American explores ideas that would improve our planet
The Internet stands ready to upend the television viewing experience, but exactly how is a matter of considerable dispute
The wind power industry requires stiff gusts. Global warming may not deliver
Martin Campbell-Kelly’s September article on the origins of computing traces the history of machine computation from Charles Babbage, the 18th century British mathematician, through the 20th century...
Quantum details of plants' food-making ability could improve photovoltaic technology
The first recordings remained silent for 150 years