Quote of the Week
“Twenty years from now you will be more disappointed by the things that you didn’t do than by the ones you did do."
Mark TwainTODAY'S BRIGHTER SIDE NEWS
Why do we get sleepy? New study reveals brain cells that help drive sleep
Sleep drive neurons in mice may help the brain track wakefulness and trigger deeper recovery sleep after long hours awake.
Scientists build ultra-sensitive quantum detectors to search for invisible dark matter
Tiny energy bursts inside silicon may explain a stubborn background limiting some of the world’s most sensitive particle detectors.
Cosmic gamma rays test the limits of Einstein’s speed of light rule
Cosmic photon timing measurements help constrain possible departures from relativity, with no violation detected in the analysis.
Animals may have evolved 200 million years earlier than previously thought
Missing animals in exceptionally preserved rocks expose uncertainty in the fossil constraints used to date the animal kingdom.