Science Daily Headlines
California grizzlies weren’t as giant and threatening as people once thought
New paleontological data indicate the iconic predator was smaller and ate more plants
2023 was the hottest year on record—and even hotter than expected
Greenhouse gases, El Niño, and clean air fueled surprising spike in temperatures
First brain organoids grown from fetal tissue offer window on development
New method could help model brain diseases and aid in drug testing
Continental shelf maps could add Egypt-size area to U.S. territory
Two-decade mapping effort yields bounty of seafloor data
Mysterious seismic swarm foreshadowed monster Japan earthquake
Researchers study connection of deep fluids and tremor flurry to magnitude 7.5 quake
Artificial intelligence may benefit from talking to itself
An inner monologue can help a machine learn to perform complex tasks more reliably
Astronomers solve mystery of ‘odd radio circle’ in deep space
Eerie rings bigger than galaxies may result from ancient bursts of star formation
Billionaire launches plagiarism detection effort against MIT president and all its faculty
Angered by media exposé of his wife’s work, Bill Ackman also vows to audit faculty of other elite schools
‘Magical’ abilities of water-striding insects could inspire new aquatic robots
Some use drag to turn, others use lift to propel themselves, researchers find
Strong monsoons may have carved a path for early humans out of Africa
Changing climate conditions rolled out a green carpet for humans pushing into East Asia some 100,000 years ago
Massive study of dog aging likely to lose funding
Organizers hope to save long-running project on canine aging and longevity
No link between popular weight loss drugs and suicidal thoughts, health records suggest
But experts urge caution on findings, call for more research
A snake’s teeth predict how fast it will strike
Tooth shape, position, and size all reflect how a snake seizes its prey
Ukrainian scientists tally the grave environmental consequences of the Kakhovka Dam disaster
War has complicated efforts to document damage from massive flood and dried-out reservoir
Ten science stories poised to make headlines in 2024
Treating Long Covid and regulating artificial intelligence could yield big news
Bisexual behavior genetically tied to risk-taking, controversial DNA analysis finds
Study also finds different genes drive bisexuality versus other same-sex sexual behavior, but scientists split over data and potential for stigma
Giant project will chart human immune diversity to improve drugs and vaccines
Human Immunome Project aims to capture immune data from thousands of people globally
Familiar astronomical object may be two galaxies, not one
New perspective on Small Magellanic Cloud may boost odds its name, offensive to some astronomers, will be changed
<cite>Science</cite> editors pick their most memorable stories of 2023
In-depth investigations, fascinating findings, and writers’ field reports from around the world—these are the stories that stuck with our news editors
Japan tries, again, to stop its universities from sliding down global rankings
But researchers fear new law aimed at boosting six top universities could create fresh problems
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