Neuroscie

Why Food Tastes Different After Coffee

Summary: A new study presents the first direct electrophysiological evidence showing how caffeine modulates taste perception at the organoid level. The researchers developed a biomimetic taste sensor by coupling 3D…

AI Make-Believe Allows Deep Emotional Bonds Without Moral Guilt

Summary: Framing AI chatbots as fictional characters resolves a major paradox in human-computer interaction: why people express deep emotional attachment to AI while simultaneously experiencing no moral hesitation when wiping…

Rethinking the Prisoner’s Dilemma: How Cooperation Wins

Summary: Researchers demonstrated that robust cooperation emerges spontaneously without requiring advanced cognition or elaborate social rules. By using evolutionary simulations and populations of artificial intelligence agents, the researchers proved that…

Why Book Adaptations Cause Genuine Cognitive Dissonance

Summary: Long before the invention of cinema, the rapid printing press boom of the 19th century sparked an identical cultural anxiety. When publishers began flooding the market with illustrated editions…

Life

Nature

Newfound bat skeletons are the oldest on record

Two fossilized bat skeletons unearthed in western Wyoming represent a new species and are the oldest set of bat bones yet discovered, researchers say. The incredibly complete fossils of Icaronycteris…

Astronomy

Asteroid 2024 YR4 was Earth’s first real-life defense test

Artist’s depiction of an asteroid floating in space. Credit: NASA, ESA, CSA, N. Bartmann (ESA/Webb), Martin Kornmesser (ESA), Serge Brunier (ESO), Nick Risinger (Photopic Sky Survey) At this point in…

How do you fire someone into the sun?

Firing our villain straight at the Sun results in a big miss. Credit: Michael Brown, CC BY To point a rocket directly at the sun and hit would require great…

Cosmic ray puzzle resolved as scientists link ‘knee’ formation to black holes

LHAASO experiment. Credit: LHAASO Collaboration Milestone results released by the Large High Altitude Air Shower Observatory (LHAASO) on November 16 have solved a decades-old mystery about the cosmic ray energy…

If the supernova standard candle is wrong, it could solve the Hubble tension

An illustration showing how Baryon Acoustic Oscillations (BAOs) expand with the universe. Credit: Gabriela Secara, Perimeter Institute CC-BY-4.0 Last time I wrote about new data that overturns the standard cosmological…