High Tech High Mesa graduate Kelly Semtner spent the summer studying how plants and fungi exchange nutrients.
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Under a new Army program, West Point students are working with the Defense Department to address climate challenges that could affect national security. -
Few San Diegans today remember the fight over Highway 252, which would have torn through the Southcrest neighborhood. -
Record rain totals were reported in Alpine in San Diego County Monday, according to the National Weather Service. -
The beaches have been reopened at the Coronado shoreline because county health officials have determined that recent water quality testing confirms the water meets state health standards. -
A deep marine layer was expected to continue early this morning in San Diego County with some drizzle and light rain. -
Chemical physicist Stafford Sheehan invented a process that can turn carbon dioxide into yeast. It's now a finalist in the NASA-sponsored Deep Space Food Challenge. -
Indigenous activist Alessandra Korap Munduruku was one of this year's recipients of the Goldman Environmental Prize for grassroots activists. -
Horseshoe crab blood is used to test vaccines around the world. But while Europe has approved a synthetic alternative, biomedical labs are bleeding more crabs from the Atlantic coast. -
The Zaporizhzhia Nuclear Power Plant used a large reservoir for cooling water. Now that reservoir is rapidly draining. -
San Diego County was expected to be a little warmer inland Friday, then slight cooling on Saturday and greater cooling on Sunday.
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