The eye’s outermost protective shield—the cornea—is crucial to focusing our vision. It’s also prone to damage from blows, scratches, and other forms of harm that can render it opaque or otherwise useless.
Category: TRENDS IN HI-TECH SCIENCE – Dec 9 2025
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THE U.S. ALREADY MINES ALL THE RARE EARTH MINERALS IT NEEDS—AND NOW HAS A POSSIBLE METHOD TO COLLECT SOME OF THEM
Strategic minerals such as cobalt, gallium, lithium, and rare earths are crucial in applications ranging from smartphones and LEDs to electric vehicles and jet fighter planes.
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A MORE ENVIRONMENTALLY FRIENDLY WAY TO KILL DRONES
Israel is done using conventional weapons against drones. This month, it will deploy its first 100-kilowatt drone-killing laser known as Iron Beam—but the beam was equally effective in its September field tests against missiles, mortar shells, and other airborne threats, according to the country’s defense ministry.


