Engineering
Although invaluable to modern society, refrigeration faces challenges from traditional vapor-compression systems, which are energy-intensive and use refrigerants that exacerbate the greenhouse effect and damage the ozone ...
Sep 18, 2026
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350
Engineering
It is hard to imagine the modern world without concrete. Enormous quantities are used in construction worldwide, and the production of cement—its main ingredient—generates a great deal of CO₂, a greenhouse gas that accelerates ...
Sep 7, 2026
2
226
Robotics
Researchers from North Carolina State University have created teardrop-shaped soft robots that leap upward or forward when exposed to infrared light—and will keep jumping as long as the light is present. The work demonstrates ...
Aug 28, 2026
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145
Robotics
Propeller-powered underwater vehicles have long helped scientists explore and monitor aquatic environments. But they're limited by their own mechanics: Spinning blades can snag on vegetation, stir up sediment and startle ...
Aug 26, 2026
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124
Engineering
Lithium-ion batteries (LiBs), which charge and discharge by moving lithium ions between two electrodes known as the cathode and anode, remain the most widely used rechargeable batteries worldwide. Over the past decades, however, ...
Engineering
A new purple cooling fabric developed by Chinese and Australian researchers could help people stay cooler during scorching summer days without having to resort to wearing white.
Aug 24, 2026
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80
Robotics
"Swarms" of cyborg cockroaches with cameras and miniature medical injectors could deliver supervised emergency care to people trapped in collapsed buildings, caves or other places too dangerous for rescuers to reach. The ...
Aug 26, 2026
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59
Engineering
Seawater holds enormous potential for green hydrogen production, but realizing that potential remains far from straightforward. Direct seawater electrolysis can damage electrodes, whereas conventional freshwater electrolysis ...
Sep 18, 2026
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54
Engineering
Refrigerators, air-conditioning systems and data centers consume enormous amounts of electricity, and cooling demand is constantly rising. A research team from the Karlsruhe Institute of Technology (KIT) and the University ...
Aug 28, 2026
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52
Robotics
Rats and mice can scurry through dark, tight spaces with ease—in caves, underground burrows, buildings or sewers. Their superpower is their whiskers. Now, tiny autonomous drones could soon navigate through darkness, dust ...
Sep 18, 2026
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45
