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How the echolocation of bats has shaped their skulls

Bats are some of the most highly specialized mammals to have ever evolved. This includes not only the evolution of active flight, but also their echolocation. This ability requires the bats to produce high frequency noises and then receive the sound back and interpret it to

AI imaginary friends no substitute for human connection

Loneliness and social isolation are now recognized as major public health threats, prompting governments to explore technological solutions. Research from Monash University argues new AI "digital companions" marketed as a solution for loneliness are profoundly unethical, and

Why laws named after tragedies win public support

When lawmakers name bills after victims of tragedy—such as Megan's Law or the Brady Handgun Violence Prevention Act of 1993—public support surges, but this emotional boost may come at the expense of sound policymaking, according to research published in the journal Psychology,

Shining a light on the secret life of carbon dioxide in cells

Carbon dioxide (CO₂) connects us to the natural world: What we breathe out becomes fuel for forests. But inside our own bodies, CO₂ has a secret life. It sparks chemical reactions, shapes metabolism, and may even act as a signaling molecule—and a new tool is finally letting

Study uncovers how schools circumvent suspension bans

New research emerging from SFUSD's Shoestrings program reveals informal exclusionary discipline is a widespread problem—but there are solutions. When San Francisco Unified School District created the Shoestrings program—an effort to reduce racial gaps in early childhood

Sunray-like ripples emerge on a frozen reaction front

Researchers in Belgium have unveiled a striking chemical reaction in which ripples along a frozen reaction front resemble the rays of a shining star. Publishing their results in Physical Review Letters, Anne De Wit and colleagues at the Université Libre de Bruxelles have shed