Bulgaria chokes on air pollution fuelled by poverty
The smokestacks of Kremikovtzi steel mill on Sofia's outskirts may have shut down years ago, but ancient cars ensure that Bulgaria's capital is still the most polluted in Europe.
Adobe Flash Player updates confront zero-day exploit
EPA sets tougher auto fuel, emissions standards
The U.S. Environmental Protection Agency on Monday announced new fuel and emissions standards that should significantly lower the levels of pollutants that cars and trucks spew into the air, the agency said.
Patented airflow system decreases pollutants from large piston engines
A patent was recently issued to Kansas State University for a system that controls the airflow to pistons in reciprocating internal combustion engines—engines powered by pistons.
Kepler marks five years in space
(Phys.org) —Five years ago today, on March 6, 2009, NASA's Kepler Space Telescope rocketed into the night skies above Cape Canaveral Air Force Station in Florida to find planets around other stars, called ...
Researchers suggest controversial approach to forecasting El Nino
Beijing issues rare air pollution alert
When the air gets really bad, Beijing says it has an emergency plan to yank half the city's cars off the road. The only problem is: It may be difficult to ever set that plan in motion.
Bats inspire 'micro air vehicle' designs
By exploring how creatures in nature are able to fly by flapping their wings, Virginia Tech researchers hope to apply that knowledge toward designing small flying vehicles known as "micro air vehicles" with ...
Sea surface is a sink for nitrogen oxides at night
The surface of the sea takes up nitrogen oxides that build up in polluted air at night, new measurements on the coast of southern California have shown. The ocean removes about 15 percent of these chemicals ...
Haze shrouds Malaysian capital amid drought
Haze shrouded Malaysia's capital and its surroundings on Tuesday, causing "unhealthy" air quality due to fires from a drought that has led to water rationing.
Linear accelerator mimics incredibly energetic particles hitting atmosphere
(Phys.org) —In a SLAC test facility, scientists have set the stage for an experiment that mimics what happens when incredibly energetic particles hit our atmosphere. The players include the lab's historic ...
Air purifier rush as smog shrouds northern China
Dangerous smog which has blighted swathes of northern China in recent days has prompted a spike in air purifier sales, local media reported Monday, as pollution continued to shroud Beijing.
Approaches for modeling dust size matters in how it affects the climate
Putting a climate model through some dusty drills, scientists at Pacific Northwest National Laboratory found how well it depicts the climate effects of particle size. Comparing three techniques to represent ...
Low-altitude Olympic venues lessen chances for speedskating world records, pose challenges
Speedskating fans should expect to see few new world records at the Winter Games. Despite improvements in technology and the training levels of the athletes, speedskating competitors in Sochi, Russia, will face off at sea ...