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Sunglasses reflect more than the light: A brief history of shades, from ancient Rome to Hollywood

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Ensuring emergency management training translates into action

As disasters become more frequent and severe in the U.S., it's more important than ever to prepare. Every year, significant resources are poured into training programs for disaster management professionals to practice real-life ...

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Dec 6, 2024

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Best of last year: The top Phys.org articles of 2024

It was a good year for space science as Sumner Starrfield, an astronomer at Arizona State University, described what was to appear as a huge star exploding in the night sky, in a once-in-a-lifetime event this past fall. A ...

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Dec 4, 2024

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Hundreds of 19th-century skulls collected in the name of medical science tell a story of who mattered and who didn't
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The critical need to align climate and nutrition global agendas at COP29
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Why is the oboe used to tune an orchestra? And other questions about tuning, answered
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Saturday Citations: Color vision created demand for colorful animals; observing black hole light echoes; deadlines!
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History book looks at Brazil's longest-lasting maroon society and its influence today
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From compliance to conversation: New guidelines push for ethical reflection in research reporting
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Saturday Citations: On chimpanzee playwrights; the nature of dark energy; deep-diving Antarctic seals
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Moles, birthmarks, red hair: The anatomical features used to accuse women of witchcraft in the 17th century
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Why ancient Mesopotamians would have used a sheep's liver to predict Donald Trump's election odds
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African publishing is being revolutionized. Report explores trends in six countries
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Nightmare fuel: Researchers name the scariest thing you should worry about
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Examining the supernatural beliefs of medieval people, from elves and fairies to abductions and the undead
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Opinion: The ancient Irish get way too much credit for Halloween
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Saturday Citations: Reading comprehension; revisiting tardigrade orthodoxy; restoring universal symmetry
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Saturday Citations: Brown dwarf actually brown dwarfs; the adaptability of ice-age humans; archaeologists excited
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Research finds that simplistic and outdated communication tools narrows news focus, restricts user interactivity
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How dogs were implicated during the Salem witch trials
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Godzilla at 70: The monster's warning to humanity is still urgent
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Saturday Citations: All that sparkles is plastic; woke tree diversity; the gravitational basin in which we reside
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A hurricane scientist logged a final flight as NOAA released his ashes into Milton's eye

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Evolution
Fossil discovery sheds light on the early evolution of animal nervous systems
Condensed Matter
Resistance measurement approach successfully observes topological signatures in multiterminal Josephson junctions
Astronomy
'What is that?' Scientists explain white patch that appears near northern lights
Biochemistry
New device harnesses microwave flow reaction to convert biomass into useful sugars
Nanophysics
Covalent organic frameworks demonstrate considerable potential for efficient energy transport
Molecular & Computational biology
Plant hormones that help roots reach deeper water provide potential strategy for drought-resistant crops
Nanophysics
Single-atom metal layer reveals unexpected spin-polarized current control with light
Archaeology
Ethiopian Highlands study examines stone tool decision-making process in early human history
Environment
Estimating the impact of the EPA's changing power plant greenhouse gas standards
Plants & Animals
Brightly colored creature—kept in pet aquariums globally—discovered as new species
Nanophysics
Scientists develop high-impact materials for optoelectronic technologies
Molecular & Computational biology
Hydrogen peroxide and the mystery of fruit ripening: 'Signal messengers' in plants
Plants & Animals
Woodrats use 'quantity over quality' as a detox plan, study finds
Plants & Animals
New discovery on how plants detect light and grow could result in more resilient crops
General Physics
Physicist introduces percolation model to explain word puzzle solving behavior
Analytical Chemistry
Study reveals secrets behind cordierite's anomalous thermal expansion
Bio & Medicine
Highly tunable biotemplating method expands nanostructure synthesis options
Earth Sciences
Study reveals rapid return of water from ground to atmosphere through plants
Nanophysics
Hidden transport pathways in graphene confirmed, paving the way for next-generation device design
Plants & Animals
Shallow waters and fast currents boost elkhorn coral restoration
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'Cajun Navy' hurricane search-and-rescue volunteers are forming long-lasting organizations
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How a witch-hunting manual and social networks helped ignite Europe's witch craze
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Cancer, cardiovascular drugs tipped for Nobel as prize week opens
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The extraordinary life of Alfred Nobel
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Winning the Nobel 'an earthquake', says Ruvkun
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Publisher Springer Nature makes stock market debut
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The Nobel Prizes will be announced against a backdrop of wars, famine and artificial intelligence
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Will AI one day win a Nobel Prize?
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2024 Nobels offer glimmer of hope as global crises mount
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Early foster care gave poor women power, 17th-century records reveal
Plasma Physics
Energetic particles could help to control plasma flares at the edge of a tokamak
Archaeology
Analysis of skull from Ephesos confirms it is not Cleopatra's sister
Earth Sciences
Cumbre Vieja study suggests that magma composition drives volcanic tremor
Plants & Animals
Gene discovery reveals unique sex determination in killifish
Environment
Earth breaks yearly heat record and lurches past dangerous warming threshold
Planetary Sciences
From Earth to the edge of space: Entire atmosphere dataset could benefit climate models and space weather prediction
Earth Sciences
Ocean temperatures hit record highs in 2024, study finds
Astronomy
Discovery poised to help detect dark matter and pave way to unravel the universe's secrets
Planetary Sciences
Water and carbon dioxide detected in the atmosphere of a hot super-Neptune exoplanet
Nanophysics
Domain wall fluctuations in 2D materials reveal a new mechanism of superconductivity
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