Scientists discover giant sea predator Tylosaurus rex that terrorized ancient oceans

John Hammond voice: "Welcome... to Saturday Citations." We're talking about different types of T. rexes today, along with some unwelcome news about cardiovascular health, but this week also brought news about the connection between poor grip strength and depression; scientists have improved knowledge of sea level rise and confirm it's accelerated since 1960; and researchers provided new insights into how the human hand developed from those of our ape-like ancestors.

Researchers from UC Santa Barbara's Benioff Ocean Science Laboratory (BOSL) and local partners in San Francisco have unveiled new technology in their ongoing efforts to prevent whales and oceangoing vessels from colliding in and near the busy San Francisco Bay.

A new study has shown that messages of hope can be effective in promoting creative problem-solving around sustainability. Experts from the University of Nottingham's School of Psychology developed a new measure of climate creativity that indicates that positive emotions have a different effect to negative emotions in promoting problem solving in undertaking climate action. The study has been published in the Journal of Environmental Psychology.

A new Yale study identifies a distinct species of eyeless cavefish, a discovery that challenges long-held conventional wisdom that caves and other subterranean ecosystems are evolutionary dead ends.