(PhysOrg.com) -- One of the ways in which humans determine distance is by estimating the sharpness of an image—closer objects produce a sharp image, while those further away are out of focus. For us, this is a minor ...
(PhysOrg.com) -- Numerous 3-D displays that went on parade at last month's CEATEC 2011 in Japan touted glasses-free features, but one 3-D display presentation used a technique of special interest. Researchers at Tsukuba University ...
Hammerhead sharks are some of the Ocean's most distinctive residents. 'Everyone wants to understand why they have this strange head shape,' says Michelle McComb from Florida Atlantic University. One possible reason is the ...
Plants & Animals
Nov 27, 2009
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While climate change has led to an increase in the abundance of octopuses, heat stress from projected ocean warming could impair their vision and impact the survivability of the species.
Plants & Animals
Apr 5, 2024
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52
Researchers have developed a spiral-shaped lens that maintains clear focus at different distances in varying light conditions. The new lens works much like progressive lenses used for vision correction but without the distortions ...
Optics & Photonics
Feb 8, 2024
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180
The Saturnian moon Enceladus presents a unique opportunity in our solar system to search for evidence of life, given its habitable ocean and plume that deposits organic-bearing ocean material onto the surface.
Astrobiology
Dec 18, 2023
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Scientists have made a major breakthrough in the study of species evolution, and provided further evidence that state-of-the-art visual technology can be used to track the tiniest changes in different organisms' development.
Evolution
Nov 6, 2023
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Paleontologists from the Faculty of Science, Charles University in Prague, and their colleagues describes a 465-million-year-old trilobite with preserved gut contents in a new study. The research was published in Nature.
Ecology
Sep 27, 2023
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In geology, honeycombs are an intriguing pattern of small cavities on rock surfaces found in coastal regions, wet areas, deserts, and even on Mars. They are fascinating to look at in natural objects and a bane of historic ...
Earth Sciences
Sep 26, 2023
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157
A study led by The University of Western Australia has revealed a tool used by prey to conceal 3D body shapes in nature, providing a different perspective on how camouflage works. The findings have been detailed in, " Camouflage ...
Plants & Animals
Aug 2, 2023
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