For a few months now, I've been treating six-year-old Samuel, who has the beginnings of myopia. He's very quick for his age and often asks me questions about tests I give him, and about what I see inside his eyes.
Plants & Animals
Sep 5, 2023
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2
The avalanche multiplication effect can be used to detect low-power optical signals and even single photons due to the amplification mechanism within all main ranges: near- (NIR), short- (SWIR), mid- (MWIR) and long wavelength ...
Optics & Photonics
Sep 4, 2023
0
1
When you think of moths, do you see holes in your clothes, pests in the pantry, or pesky insects drawn to night lights spoiling your social BBQ? Or worse, do you have an irrational fear of moths? (That's called mottephobia).
Plants & Animals
Sep 4, 2023
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30
Many plants and crops rely on insects to pollinate them so they can reproduce. A new study has shown that several flowering plants from the group Euonymus are pollinated by fungus gnats, a dipteran insect. Specifically, they ...
Plants & Animals
Aug 23, 2023
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45
A team of bioengineers and biomedical scientists from the University of Sydney and the Children's Medical Research Institute (CMRI) at Westmead have used 3D photolithographic printing to create a complex environment for assembling ...
Biotechnology
Aug 11, 2023
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362
As butterflies flit among flowers, they don't all view blossoms the same way. In a phenomenon called sexually dimorphic vision, females of some butterfly species perceive ultraviolet color while the males see light and dark. ...
Plants & Animals
Aug 10, 2023
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502
The near-infrared (NIR) spectrum contains characteristic vibrational absorption bands of numerous organic functional groups. NIR phosphor-converted light-emitting diodes (pc-LEDs) have gathered increasing interests in fields ...
Analytical Chemistry
Jul 26, 2023
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10
Clouds of dust swirled around the Santa Fe Dam in Irwindale as a massive helicopter hovered over a tank of wildfire retardant, dropped a long snorkel from its belly and sucked up 3,000 gallons of bright pink material in just ...
Environment
Jul 13, 2023
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33
A new paper in Genome Biology and Evolution, published by Oxford University Press, finds that the annulated sea snake, a species of venomous snake found in ocean waters around Australia and Asia, appears to have evolved to ...
Evolution
Jul 13, 2023
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67
Marine fish larvae can be compared to athletes who must perform if they want to survive. The success of their journey, and transformation from larvae to adults, a process known as metamorphosis, is crucial for the sustainability ...
Plants & Animals
Jul 10, 2023
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