What Would China’s Air Be Like If Everyone Stopped Driving?

  Air pollution includes a bunch of microscopic particles, but have you ever wondered what those particles are exactly? In a study published in Nature, scientists tested the air in Beijing, Xi’an, Shanghai, and Guangzhou to find out exactly what PM2.5 is made of. By tracing the composition of the particles, they could gain clues about where it’s all […]

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Tesla’s “Bioweapon Defense Mode” Is As Effective As…A 2010 Mazda?

Tesla rolled out its “bioweapon defense mode” to lots of fanfare and media attention. Tesla went big: “Bioweapon Defense Mode is not a marketing statement, it is real. You can literally survive a military grade bio attack by sitting in your car.”     Elon’s telling the truth, but not the whole truth. Tests I’ve done […]

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