12-03-05 A new power scheme for cardiac(心脏的) pacemakers turns to an unlikely source: vibrations from heartbeats themselves. Engineering researchers at the University of Michigan designed a device that harvests energy from the reverberation(混响,反射)...
12-02-28 The major difference between plant and animal cells is the photosynthetic(光合作用的) process, which converts light energy into chemical energy. When light isn't available, energy is generated by breaking down carbohydrates(碳水化物) and sugars,...
12-02-17 The UK is to sign a deal with France to strengthen co-operation in the development of civil nuclear energy. 英国将与法国签署一项加强民用核能源发展的协议。 The government says it reiterates(重申) the UK's commitment to nuclear energy as part of a d...
12-02-16 By adding an incredibly thin coating of alumina(氧化铝) to a metal surface, researchers at the Georgia Institute of Technology have doubled the rate that heat travels from a solid surface -- such as a pot on a stove -- into the liquid in the pot....
12-02-08 An international team of scientists has demonstrated a revolutionary new way of magnetic recording which will allow information to be processed hundreds of times faster than by current hard drive technology. The researchers found they could record i...
12-02-06 1: Mah-Jongg 麻将 Mah-jongg (spelled with one or two gs) is a game of Chinese origin in which players try to create winning hands from a set of domino-like tiles. The game was imported to the U.S. after World War I by Joseph P. Babcock, who also coi...
12-02-01 A team of researchers led by Michigan State University has discovered an overachieving plant enzyme that works both the day and night shifts. The discovery, featured in the current issue of Proceedings of the National Academies of Science, shows tha...
12-01-09 Just 100 nanometers in diameter, nanowires are often considered one-dimensional. But researchers at Northwestern University have recently reported that individual gallium nitride(氮化镓) nanowires show strong piezoelectricity(压电) -- a type of...
11-12-24 为推广节能,智利近日推出新举措,呼吁男士解下领带,以减少空调用电。 It's the Chilean government's latest slogan: Welcome to Chile, take off your tie. But it's not an invitation to sit down and relax it's a call to save energy. As the summer kicks off...
11-12-19 In pursuit of riches and energy over the last 5,000 years, humans have released into the environment 385,000 tons of mercury, the source of numerous health concerns, according to a new study that challenges the idea that releases of the metal are on...