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Dinosaur Blood Chemistry Found in 115-Million-Year-Old Fossil, Researchers Report

Curtin University researchers report chemical traces of hemoglobin inside fossilized red blood cells from a Brazilian dinosaur. Here is what they found and what remains unproven.

Antarctica’s “Doomsday Glacier” Could Raise Sea Levels Twice as Much as Predicted, New Model Finds

A new model of Thwaites Glacier projects up to 30 mm of sea-level rise by 2100, about double earlier estimates. Here is what changed and what the study can’t yet prove.

Spiders Sleep in Two Stages, and One Looks Like REM, a Study Finds

University of Bonn researchers filmed jumping spiders overnight and found two distinct sleep stages, one with REM-like twitching. Whether spiders dream is still unknown.

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Earth’s Core May Be Leaking Hydrogen Into the Mantle, a New Study Suggests

Computer simulations from a Chinese team suggest hydrogen has been seeping from Earth’s core into the mantle for billions of years. It is a modeling result, with open questions.

Alaska’s Record-Size Tsunami Left Warning Signs. Scientists Say a Monitoring System Could Have Helped

A landslide in Alaska’s Tracy Arm fjord sent a wave 1,580 feet up the walls in 2025. Researchers say thousands of small tremors and a retreating glacier were clues a monitoring system could use.

Soil Bacteria Make a “Pac-Man” Enzyme That Eats Bioplastics, and It Can Also Break Down Penicillin

German researchers found a soil-bacteria enzyme with a wide-open active site that breaks down biodegradable plastics and, in lab tests, penicillin. Ordinary polyethylene went almost untouched.

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Energy Drinks Were Linked to 11 Times More Cardiac Arrest Reports, a Preliminary Study Finds

A preliminary analysis of FDA reports found energy drinks and stimulant supplements were mentioned far more often with serious heart events. It can’t prove cause.

CERN Finds Evidence of a One-in-10-Billion Particle Decay After a 40-Year Search

The LHCb experiment reports 3-sigma evidence of an ultra-rare decay. It is not a confirmed discovery, and the result still matches the Standard Model.

Gas Leaks on Mars Hint at Hidden Volcanic Heat Beneath Alba Mons, Study Finds

A European orbiter spotted hydrogen chloride seeping from fresh cracks on a giant Martian volcano. Scientists say it may point to a dormant magma chamber, but no eruption has been seen.

Human Bodies Give Off 2 Billion Tons of CO2 a Year. Here’s Why That Isn’t a Climate Alarm

A Lancet Planetary Health modeling study estimates people’s bodies produced about 2.05 billion metric tons of CO2 in 2015, up 74% since 1985. The authors stress it is not a driver of climate change.

Dinosaur Blood Chemistry Found in 115-Million-Year-Old Fossil, Researchers Report

Curtin University researchers report chemical traces of hemoglobin inside fossilized red blood cells from a Brazilian dinosaur. Here is what they found and what remains unproven.

NASA Asks Private Companies How to Keep Hubble in Orbit Past 2033

NASA is asking industry whether it can boost or service Hubble before the telescope re-enters the atmosphere, expected in 2033–2034. Replies are due Nov. 30.

Antarctica’s “Doomsday Glacier” Could Raise Sea Levels Twice as Much as Predicted, New Model Finds

A new model of Thwaites Glacier projects up to 30 mm of sea-level rise by 2100, about double earlier estimates. Here is what changed and what the study can’t yet prove.

A Spear Likely Killed This 75,000-Year-Old Neanderthal, and He Was Buried Afterward

Cambridge researchers say a wooden spear pierced a Neanderthal’s chest in Iraqi Kurdistan, in what may be the oldest fatal spear attack in the fossil record.

Spiders Sleep in Two Stages, and One Looks Like REM, a Study Finds

University of Bonn researchers filmed jumping spiders overnight and found two distinct sleep stages, one with REM-like twitching. Whether spiders dream is still unknown.

Earth’s Core May Be Leaking Hydrogen Into the Mantle, a New Study Suggests

Computer simulations from a Chinese team suggest hydrogen has been seeping from Earth’s core into the mantle for billions of years. It is a modeling result, with open questions.

Alaska’s Record-Size Tsunami Left Warning Signs. Scientists Say a Monitoring System Could Have Helped

A landslide in Alaska’s Tracy Arm fjord sent a wave 1,580 feet up the walls in 2025. Researchers say thousands of small tremors and a retreating glacier were clues a monitoring system could use.

Soil Bacteria Make a “Pac-Man” Enzyme That Eats Bioplastics, and It Can Also Break Down Penicillin

German researchers found a soil-bacteria enzyme with a wide-open active site that breaks down biodegradable plastics and, in lab tests, penicillin. Ordinary polyethylene went almost untouched.