World's Deadliest Laser

"'Wicked Lasers' new handheld super laser could threaten human existence and the world as we know it, according to the manufacturer," says the Christian Science Monitor.

"'Wicked Lasers' new handheld super laser could threaten human existence and the world as we know it, according to the manufacturer," says the Christian Science Monitor. "An ultra-powerful handheld laser that looks like a lightsaber from Star Wars can cause permanent eye damage and even set skin ablaze, according to its manufacturer, Wicked Lasers. The Hong Kong-based company bills the new device as 'the most dangerous laser ever created.' The laser is accordingly raising eyebrows in the blogosphere and in safety circles alike. 'There really is no need for an individual private citizen to use [this laser] because it is way too powerful and unsafe,' said Gus Anibarro, education director of the Laser Institute of America in Orlando, Florida."

Water may be an inevitable result of the process that forms rocky planets

New research identifies an unexpected source for some of earth's water.

Surprising Science
  • A lot of Earth's water is asteroidal in origin, but some of it may come from dissolved solar nebula gas.
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  • New reason to suspect that water is abundant throughout the universe.
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How to split the USA into two countries: Red and Blue

Progressive America would be half as big, but twice as populated as its conservative twin.

Image: Dicken Schrader
Strange Maps
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  • Perhaps the best way to stop the infighting is to go for a divorce and give the two nations a country each
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Elon Musk's SpaceX approved to launch 7,518 Starlink satellites into orbit

SpaceX plans to launch about 12,000 internet-providing satellites into orbit over the next six years.

Technology & Innovation
  • SpaceX plans to launch 1,600 satellites over the next few years, and to complete its full network over the next six.
  • Blanketing the globe with wireless internet-providing satellites could have big implications for financial institutions and people in rural areas.
  • Some are concerned about the proliferation of space debris in Earth's orbit.
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