Fast serves don't make sense – unless you factor in physics
The serve is arguably the most important component of the modern tennis game – and the faster, the better.
General Physics
Jan 14, 2019
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Page 24 - News tagged with high-speed
World's first single-panel antenna to simultaneously support multiple 5G communications
Fujitsu Laboratories Ltd. today announced the development of the world's first equipment technology to enable simultaneous communications to four users with a single antenna panel in the 28-GHz band, in the world's most compact ...
Engineering
Nov 29, 2018
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Image: Coronal holes
This image shows dramatic dark areas in the Sun's corona and was acquired by the SWAP instrument on ESA's Proba-2 mission at midday on Wednesday, 7 November.
Space Exploration
Nov 9, 2018
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ESA rocks space weather
This week, to coincide with the fifteenth annual European Space Weather Week, ESA is celebrating the dynamic phenomenon of space weather.
Space Exploration
Nov 7, 2018
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A stellar achievement: Magnetized space winds in the laboratory
New insights have been gained about stellar winds, streams of high-speed charged particles called plasma that blow through interstellar space. These winds, created by eruptions from stars or stellar explosions, carry with ...
Plasma Physics
Nov 5, 2018
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Record-setting transfer of 1 petabyte of data
Using a 5,000-mile network loop operated by ESnet, researchers at the Department of Energy's SLAC National Accelerator Laboratory (SLAC) and Zettar Inc. recently transferred 1 petabyte in 29 hours, with encryption and checksumming, ...
Hardware
Oct 23, 2018
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Broadband 'disconnect' has big consequences for midwest farmers
Sitting in the cab of a combine harvester on a soybean farm in Wells, Minnesota this summer, University of Virginia assistant media studies professor Christopher Ali was amazed as he looked down at the dashboard.
Internet
Oct 9, 2018
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Chitinase as 'burnt-bridge' Brownian monorail efficiently hydrolyzing recalcitrant biomass
Molecular motors convert energy into unidirectional mechanical motion. Most biomolecular motors in cells use adenosine triphosphate (ATP) as a chemical energy source. Recently, however, Serratia marcescens chitinase A (SmChiA) ...
Materials Science
Sep 20, 2018
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High-speed cameras show MOMO-2 launch failure in unprecedented detail
Japanese startup Interstellar Technologies Inc. (IST) has revealed high-definition videos of the unsuccessful June 30 launch of its MOMO-2 rocket. The new footage, captured by industrial high-speed cameras, shows the failure ...
Space Exploration
Aug 13, 2018
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Triple bend structure splits light into two highly pure polarization components
A plan to incorporate a third bent waveguide into a silicon-based light splitter led A*STAR researchers to develop a device capable of a 30-fold improvement in splitting efficiency. The novel on-chip light splitter marks ...
Optics & Photonics
Jul 16, 2018
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