Inside the Dynomak: A Fusion Technology Cheaper Than Coal

By Evan Ackerman Photo: Michelle Ma/University of WashingtonHelicity Hero: A trio of “magnetic helicity injectors” are the key to the University of Washington’s HIT-SI3 fusion experiment. Fusion power has many compelling arguments in its favor. It doesn’t produce dangerous, long-term toxic waste, like nuclear fission. It’s far cleaner than coal, …

NTSB Decision Defining “Aircraft” as Anything That Flies Lacks Common Sense

By David Schneider Illustration: iStockphoto That paper airplane is technically an aircraft and subject to federal aircraft regulations. Last week, the National Transportation Safety Board, a U.S. agency better known for investigating aircraft accidents, overturned an early decision in a much-publicized case involving drone operator Raphael Pirker. The previous ruling …

Graphene and Ammonia Combine for Novel Ferroelectric Tunnel Junction

By Dexter Johnson Illustration: University of Nebraska-Lincoln The next generation of high-speed and high-capacity random-access memory (RAM) has seen a number of competitive approaches take center stage of late, from spin-transfer torque (STT) Magnetic RAM to resistive RAM. Now, researchers at the University of Nebraska at Lincoln have shown a …

Big Data vs. Chip Defects

By Yu-Tzu Chiu Photo: TSMC Even the top chipmakers, with the most advanced manufacturing equipment available, have some “dog tools”–machines that produce wafers with too many defects. A team of statistics experts in Taiwan, jointly formed by the Academia Sinica and National University of Kaohsiung, has come up with a …