NASA's dress rehearsal for its mega moon rocket is off until at least this weekend because of a pair of technical problems that kept stalling a fueling test.
Space Exploration
Apr 5, 2022
1
49
The introduction of lead-free metal halide powder into a scintillation screen took some tinkering. Once a KAUST team worked out the right technique, they were able to produce an exceptionally efficient, robust and flexible ...
Condensed Matter
Feb 28, 2022
0
201
Amateur and professional astronomers have found that the comet 29P/Schwassmann-Wachmann has been experiencing an unusually large outburst recently. Normally, it has little outbursts spread throughout the year.
Russia said it successfully docked the Nauka laboratory module with the International Space Station on Thursday—though the troubled unit caused yet another fright after accidentally firing and briefly throwing the entire ...
Space Exploration
Jul 29, 2021
0
354
The long-delayed Russian module for the International Space Station is set to be finally launched this month, but the date has been pushed back several days, the head of the country's space corporation said Thursday.
Space Exploration
Jul 8, 2021
0
17
A new study published in the British Journal of Educational Technology has identified the different needs of students across primary, middle, and high school related to online learning during the COVID-19 pandemic.
Education
May 5, 2021
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5
Most discussions about the drawbacks of online education focus on the negative effects it has on learning. Less obvious—but also quite important—is how remote instruction can affect the teacher's use of humor.
Education
Feb 5, 2021
0
6
Sodium-ion batteries are poised to replace lithium-ion batteries for large-scale electrical energy storage. They offer several advantages over lithium-ion batteries, particularly due to the widespread abundance of sodium.
General Physics
Dec 8, 2020
2
94
Heralding the end of a decade-long quest, in a promising new class of extremely thin, two-dimensional semiconductors, scientists have for the first time directly visualized and measured elusive particles, called dark excitons, ...
General Physics
Dec 3, 2020
1
72
The number of fires in the Brazilian Amazon last month was the second-highest in a decade for August, nearing the crisis levels that unleashed a flood of international condemnation last year, official figures showed Tuesday.
Environment
Sep 1, 2020
0
23
