The James Webb and Hubble telescopes on Thursday revealed their first images of a spacecraft deliberately smashing into an asteroid, as astronomers indicated that the impact looks to have been much greater than expected.
Space Exploration
Sep 29, 2022
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833
Photosynthesis is probably the most important chemical reaction for life on Earth. It is the process plants use to transform sunlight into energy it can use. Through it, plants can produce carbohydrates they can use (and ...
Astrobiology
Sep 26, 2022
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5
The images to emerge from the James Webb Space Telescope have captured details of the cosmos never seen before, leaving the scientific community and public alike in a state of awe. In a Tweet, former President Barack Obama ...
Astronomy
Sep 6, 2022
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19
A new class of motorized molecules that kill specific bacteria shows promise to curb the threat of antibiotic resistance to human health.
Biochemistry
Aug 25, 2022
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93
With morning and nighttime routines alone, people spend plenty of time looking in the mirror, but did you know the history of this everyday item dates to 4000 B.C.?
Optics & Photonics
Jul 5, 2022
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40
This new NASA Hubble Space Telescope image of IC 4271, also known as Arp 40, is a curious pair of spiral galaxies some 800 million light-years away. The smaller galaxy is superimposed on the larger one, which is a type of ...
Astronomy
May 23, 2022
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109
Light is an electromagnetic wave: It consists of oscillating electric and magnetic fields propagating through space. Every wave is characterized by its frequency, which refers to the number of oscillations per second, measured ...
Optics & Photonics
Dec 2, 2021
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3653
Over the past several decades, researchers have moved from using electric currents to manipulating light waves in the near-infrared range for telecommunications applications such as high-speed 5G networks, biosensors on a ...
Optics & Photonics
Nov 22, 2021
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174
Ocean color is hard to observe, as water scatters sunlight and only visible light can be transmitted. As water deepens, the intensity of light transmitted through the water decreases. Traditional concentric system spectrometers, ...
Optics & Photonics
Nov 9, 2021
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4
Seeing through smog and fog. Mapping out a person's blood vessels while monitoring heart rate at the same time—without touching the person's skin. Seeing through silicon wafers to inspect the quality and composition of ...
Optics & Photonics
May 5, 2021
1
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