Megawatt structured light arrives with 3,070 optical vortices in one array

Optical vortices—light beams carrying orbital angular momentum (OAM)—are characterized by helical wavefronts and phase ...
eLife

Serotonergic modulation of motor subspace dynamics drives a sleep-independent quiescent state

The dorsal raphe nucleus (DRN) serotonergic (5-HT) system has been implicated in regulating sleep and motor control; however, its specific role remains controversial. In this study, we found that ...

Intel Just Signed On to Elon Musk’s Massive AI Chip Project — Here’s What They’ll Be Building

The partnership aims to produce 1 terawatt per year of compute power across two massive chip factories in Texas.
Phys.org

Physicists create laser tornado in miniature structures using synthetic magnetic field

Can light behave like a whirlwind? It turns out it can—and such "optical tornadoes" have now been created in an extremely small structure by scientists from the Faculty of Physics at the University of ...
Nature

Mini models of the human brain are revealing how this complex organ takes shape

The next surprise was that human organoids just kept growing. Mouse organoids were done with making neurons within nine days.
eLife

REM sleep prefrontal high-frequency oscillation chains mediate distinct cortical – hippocampal reactivation patterns compared to NREM sleep

REM (rapid eye movement) and non-REM (NREM) sleep stages contribute to systems memory consolidation in hippocampal-cortical circuits. However, the physiological mechanisms underlying REM memory ...
NPR

Culture

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...