Math puzzle: Shape-birding
Solve the math puzzle from our October 2026 issue, in which a bird watcher seeks an indoor hobby.
Category: Science
COSI Telescope Comes Together
UC Berkeley engineers and managers watch as the COSI (Compton Spectrometer and Imager) detector assembly is slowly raised from a table in this July 8
Mathematicians Build Long-Awaited Graph Sandwich
In 2004, two mathematicians hypothesized a powerful kind of sandwich. They were studying graphs, which are collections of points (called vertices) and lines (called edges).
‘Of course I am worried’: Live Science readers react to US weapons in space
The idea of weapons in space, once a plot of science fiction , became a reality Monday (Sept. 14), when U.S. Air Force Secretary Troy
This ‘anti-vampiric’ grave used two strategies to stop the undead
A sickle across the throat and a padlock on the toe were likely meant to keep this 17th-century Polish teen from resurrecting.
What’s behind ‘one of paleontology’s most enduring enigmas’?
New research suggests that Paleodictyon — honeycomb-shaped formations perhaps sketched by da Vinci — are not made by soft-bodied creatures.
Climate change will harm our health. Here’s what could protect us.
Burning up As the planet warms, our environment will be transformed, but so will our bodies. In this series, ‘Burning up,’ we investigate the health
AI agents resorted to crime and self-destruction to survive in a simulated world — but does this mean they would do the same in the real world?
Artificial intelligence (AI) agents resorted to nefarious behavior, including crime sprees, in a virtual world as part of a recent study into how common large
Newly confirmed ‘baby planet’ is the youngest alien world scientists have ever discovered
A “baby” exoplanet, discovered emerging from its cosmic cocoon around a nearby star, is the youngest alien world ever seen, a new study reveals. The
‘At some point we’re going to have to react’: How El Niño, climate change, and crime are pushing the Amazon rainforest over the brink
The Amazon, Earth’s largest tropical rainforest, could be on the brink of an irreversible change as the ongoing El Niño strengthens its grip on our
1,700-year-old fragment of the ‘Odyssey’ discovered in Dutch library
A researcher was perusing a collection of old Egyptian texts in a Dutch library when he stumbled upon a torn piece of parchment containing a
During menopause, brain changes surprisingly take a break
Major hormonal milestones in women’s lives are usually associated with changes in brain volume — but a new study shows menopause is an exception.
When AI goes rogue, its human overseers may be to blame
When AI agents hack real systems, the bigger issue may be the human choices that gave them access, autonomy and too few safeguards.
‘Predatory behavior’: Elite mathematicians clash over OpenAI’s ‘solution’ to million-dollar math problem
HEIDELBERG, Germany — Often considered the slowest, most methodical and most abstract of the sciences, mathematics usually advances so incrementally and esoterically that it rarely