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Machine learning & AI

Delphi experiment tries to equip an AI agent with moral judgment

Advanced artificial intelligence (AI) tools, including LLM-based conversational agents such as ChatGPT, have become increasingly widespread. These tools are now used by countless individuals worldwide for both professional ...

Energy & Green Tech

New method for sustainable lithium extraction could reduce emissions by 75%

With an electric current and hydrogen peroxide, researchers at Penn State have developed a more efficient way to extract lithium, a key component in the batteries used in electric vehicles and portable electric devices, directly ...

Security

AI combined with holograms creates an uncrackable optical encryption system

As the demand for digital security grows, researchers have developed a new optical system that uses holograms to encode information, creating a level of encryption that traditional methods cannot penetrate. This advance could ...

Engineering

Engineers develop batlike wings that boost hovering efficiency and flight performance

In 1934, French entomologist Antoine Magnan wrote that bumblebees "should not be able to fly," as their small wings should theoretically not be able to produce enough lift. It took modern high-speed camera technology to uncover ...

Energy & Green Tech

Chemical looping turns environmental waste into fuel

Turning environmental waste into useful chemical resources could solve many of the inevitable challenges of our growing amounts of discarded plastics, paper and food waste, according to new research.

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