US officials on Sunday urged further study of the damage done to the environment by BP's broken well, and said clean-up efforts must continue despite claims that much of the oil had vanished from the Gulf of Mexico.
Using 'dark channel' fluorescence, scientists explain how biochemical substances carry out their function
Spectroscopic techniques are among the most important methods by which scientists can look inside materials. They exploit the interaction of light waves with a given sample.
A collaborative team of applied scientists from Harvard University and the University of Leeds have demonstrated a new terahertz (THz) semiconductor laser that emits beams with a much smaller divergence than conventional ...
Top Swiss telecoms operator Swisscom has only met 10 percent of demand for the Apple iPhone 4 since its troubled global launch, company chief Carsten Schloter said in a newspaper interview published on Sunday.
(AP) -- A pair of space station astronauts had to hammer loose a stuck connector during an urgent spacewalk to restore a crucial cooling system Saturday, then an ammonia leak erupted and hampered the entire repair effort.
(AP) -- Officials say a ruptured section of pipeline that spewed oil into a southern Michigan river had a lengthwise rip that likely is less than five feet long.