91色情片
Sperm have been made magnetic to allow IVF inside the body
IVF could be done inside the body using a revolutionary technique that reduces the invasiveness of the traditional fertility treatment
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Space
We could protect Earth from dangerous asteroids using a huge magnet
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Technology
A miniature magnet rivals behemoths in strength for the first time
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Physics
Swirly lasers can control an ungovernable cousin of magnetism
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Physics
We鈥檝e discovered a new kind of magnetism. What can we do with it?
Features
Technology
Tiny jellyfish robots made of ferrofluid can be controlled with light
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Technology
Google’s new quantum computer may help us understand how magnets work
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Space
What would happen if we pulled out Mars鈥檚 iron core with a magnet?
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Physics
The existence of a new kind of magnetism has been confirmed
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Technology
Mysterious rotation trick makes magnets float in the air
A few years ago, researchers discovered that a rapidly rotating magnet will cause other nearby magnets to levitate, and they have now worked out why
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Technology
Magnetic-levitation device separates and sorts viruses from the air
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Chemistry
Trapping powder quickly removes all microplastics from water
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Physics
Liquid robot can split into tiny droplets and reform into a blob
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Technology
Robot made of sticky tape and metal powder could crawl on your organs
News