BOULDER, Colorado, March 18 -- The Cooperative Institute for Research in Environmental Sciences issued the following news: * * * Smoke from fires near populated areas is more deadly than remote wildfires Emissions are three times more likely to lead to premature deaths when the fire occurs at the wildland-urban interface A bright orange smoke-filled sky threatens home and vegetation in a California neighborhood The smoke from fires that burn near populated areas has far greater health impac  more

SAN ANTONIO, Texas, March 18 -- Southwest Research Institute issued the following news release: * * * SwRI-led modeling assesses age of upcoming asteroid flyby target March 17, 2025 -- New Southwest Research Institute-led modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about 150 million years ago when a larger parent asteroid broke apart; its orbit and spin properties have undergone significant evolution since. When NASA's Lucy spacecraft flies by this approxi  more