Tristan Unrau
A history of lithium-ion batteries
A history.A lot of history.Lithium-ion battery technology was invented at the University of California, Berkeley in 1965.It was based on a process called lithography.Lithography involves the deposition of a thin layer of metal oxide onto a substrate, such as...
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Constructions
When China shuts down factories, factories close
The Chinese government has shut down factories in factories across China.It says the factories are not meeting strict safety requirements.But critics say the government is using the shutdowns to shut down the economy, shutting factories down as soon as...
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Constructions
Why Apple’s new iPhone 5 is so much better than the old one
We’ve been reporting on the new iPhone for weeks now, and as we said, it’s an upgrade.It’s more powerful, more powerful than the iPhone 5S, and with the right setup you can make all the same things you can...
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