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Optics & Photonics 2 hours ago

Research team resolves decades-long problem in microscopy

When viewing biological samples with a microscope, the light beam is disturbed if the lens of the objective is in a different medium than the sample. For example, when looking at a watery sample with a lens surrounded by ...

Optics & Photonics Apr 17, 2024

Improved mid-infrared nanoscopy enables 30 times clearer view of the insides of bacteria

A team at the University of Tokyo have constructed an improved mid-infrared microscope, enabling them to see the structures inside living bacteria at the nanometer scale. Mid-infrared microscopy is typically limited by its ...

Evolution Apr 17, 2024

Marine plankton behavior could predict future marine extinctions, study finds

Marine communities migrated to Antarctica during the Earth's warmest period in 66 million years long before a mass-extinction event.

Archaeology Apr 16, 2024

Researcher reveals the hidden story behind St. Augustine's 11-foot statue of Francisco López de Mendoza Grajales

New details have emerged about the history of one of St. Augustine's most popular tourist attractions. University of South Florida Spanish Professor David Arbesú pieced together documents that were scattered around the world ...

Plants & Animals Apr 16, 2024

Grizzly bear conservation is as much about human relationships as it is the animals

Montanans know spring has officially arrived when grizzly bears emerge from their dens. But unlike the bears, the contentious debate over their future never hibernates. New research from my lab reveals how people's social ...

Earth Sciences Apr 16, 2024

More climate-warming methane leaks into the atmosphere than ever gets reported

Far more methane, a potent greenhouse gas, is being released from landfills and oil and gas operations around the world than governments realized, recent airborne and satellite surveys show. That's a problem for the climate ...

Archaeology Apr 16, 2024

For 600 years the Voynich manuscript has remained a mystery—now, researchers think it's partly about sex

The Voynich manuscript has long puzzled and fascinated historians and the public. This late-medieval document is covered in illustrations of stars and planets, plants, zodiac symbols, naked women, and blue and green fluids. ...

Astronomy Apr 15, 2024

Formation-flying spacecraft could probe the solar system for new physics

It's an exciting time for the fields of astronomy, astrophysics, and cosmology. Thanks to cutting-edge observatories, instruments, and new techniques, scientists are getting closer to experimentally verifying theories that ...

Astronomy Apr 13, 2024

Physicists solve puzzle about ancient galaxy found by Webb telescope

Last September, the James Webb Space Telescope, or JWST, discovered JWST-ER1g, a massive ancient galaxy that formed when the universe was just a quarter of its current age. Surprisingly, an Einstein ring is associated with ...

Biotechnology Apr 12, 2024

AI is giving boost to crop improvement research

What is the role of artificial intelligence for crop improvement? Questions about artificial intelligence are becoming more pressing in every discipline. For crop improvement, AI provides a new lens to bridge science and ...

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