Toxic chemical spills in the Ohio River

Thursday, March 1, 2007 Diagram representing Cumene At least 10,300 gallons of a toxic chemical, Cumene, also called isopropyl benzene, which is generally used in paint thinner, fuels, and rubber, spilled from a barge after…

Saturn moon Enceladus may have salty ocean

Thursday, June 23, 2011 This mosaic was created from two high-resolution images that were captured by the narrow-angle camera when NASA’s Cassini spacecraft flew past Enceladus and through the jets on Nov. 21, 2009. Image:…