Energy & Green Tech
A new form of wave devouring propulsion (WDP) could power ships and help to cut greenhouse gas emissions in the maritime industry. Academics from Cranfield University have worked on the concept of using wave energy for propulsion ...
Nov 24, 2023
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Hardware
The new Galileo satellite model from Thales Alenia Space underwent mechanical and signal performance testing this summer at ESA's ESTEC Test Center. Structural models resisted launch-like noise and vibrations while an electrical ...
Nov 17, 2023
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Energy & Green Tech
The notion that hundreds or even thousands of electric-powered air taxis could be whisking people over jammed roads is inching away from science fiction and closer to reality.
Oct 9, 2023
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Energy & Green Tech
Aviation's huge carbon footprint could shrink significantly with electrification. To date, however, only small all-electric planes have gotten off the ground. Their electric motors generate hundreds of kilowatts of power. ...
Jun 8, 2023
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Security
Ukraine has received a broad array of military supplies from the U.S. and other allies. Recently, Ukrainian President Volodymyr Zelenskyy made an urgent plea specifically for additional air defense resources from the West ...
Oct 19, 2022
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Robotics
In recent years, scientists have introduced a wide variety of robots of all shapes and sizes. Among these are microswimmers, carefully engineered microstructures that can move in water and other liquids.
Automotive
Chrysler plans go all electric by 2028, the latest automaker to announce a shift away from gasoline-powered engines under rising pressure to act on climate change.
Jan 5, 2022
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Other
U.S. Department of Energy's (DOE) Argonne National Laboratory, DOE's Vehicle Technologies Office (VTO), National Aeronautics and Space Administration (NASA) Glenn Research Center and other experts aim to make electric aviation ...
Sep 21, 2021
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Engineering
Sending a rocket into space typically requires about 90% of the rocket's initial weight to be fuel. This limitation could be overcome by wirelessly transmitting the needed power to the rocket through a beam of microwave radiation. ...
Jul 26, 2021
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Engineering
It is generally agreed that sperm "swim" by beating or rotating their soft tails. However, a research team led by scientists from City University of Hong Kong (CityU) has discovered that ray sperms move by rotating both the ...
Jun 10, 2021
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