Puneet Kollipara

Feb 8, 2024 | science.org | Paul Voosen |Puneet Kollipara |Kelly Servick |Eli Kintisch

A jury found today that Michael Mann, a prominent climate scientist, was defamed by the writers of two blog posts 12 years ago that compared his work on global warming to child molestation.

Jul 28, 2023 | sciencenews.org | Simon Makin |Puneet Kollipara |McKenzie Prillaman

Rats are extremely playful creatures. They love playing chase, and they literally jump for joy when tickled. Central to this playfulness, a new study finds, are cells in a specific region of rats’ brains. Neurons in the periaqueductal gray, or PAG, are active in rats during different kinds of play, scientists report July 28 in Neuron. And blocking the activity of those neurons makes the rodents much less playful.

Jan 23, 2023 | science.org | Dan Charles |Puneet Kollipara

The drenching storms that hit California in recent weeks represented a long-sought opportunity for Helen Dahlke, a groundwater hydrologist at the University of California, Davis. Dahlke has been studying ways to recharge the state’s severely depleted groundwater by diverting swollen rivers into orchards and fields and letting the water seep deep into aquifers. But carrying out such plans requires heavy precipitation—which had been scarce.