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Brinicle

Kinda spooky. If you’re a starfish.

And self-aware.

Extended treatment here.

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Railgun

Testing continues on an electromagnetic weapon that could hurl a 40-pound projectile hundreds of miles from Navy ships offshore towards, well: Everything (Video at the link) -

“As you can see, it represents a significant increase in range,” Roger Ellis, the Office of Naval Research’s electromagnetic railgun program manager, said in a conference call [...]

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Saturday Morning Wonder

Low earth orbit imagery sequences from ISS 28 & 29. The in-cloud and cloud-to-cloud lightning is particularly cool.

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The Denisovans

So are we all of us really “out of Africa”?

Well, mostly. Somewhere in the region of 92.5%:

Scientists are trying to envision the ancient couplings and their consequences: when and where they took place, how they happened, how many produced offspring and what effect the archaic genes have on humans today.

Other scientists [...]

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New Bear

Just as grouchy as the old bear, at times:

A Russian scientific spacecraft whizzing out of control around the Earth, and expected to re-enter the atmosphere on Saturday, may have failed because it was struck by some type of antisatellite weapon, the director of Russia’s space agency said in an interview published Tuesday.

He [...]

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Second Order Effects

Even those who have not traditionally been counted among DoD’s allies are waking up to the idea that budget cuts, and the consequent drying up of defense-driven research and development innovation could have transformational effects – in the wrong direction:

The Navy, which started budgeting for research in 1946, counts 59 eventual Nobel laureates [...]

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Noblesse Oblige

A British peer hectors the American and Canadian democracies about their responsibilities to “the poor”:

Lord Prescott told Radio 4′s Today programme the clock should be stopped on the Kyoto provisions and a “reassessment” made in 2015 – or a new deal would “wither on the vine”.

“That is what Canada and America want, [...]

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Good News, Bad News

Good news from the boffins at the Office of Naval Research:

Select pilots in early 2012 will commence testing new flight control software, funded in part by the Office of Naval Research (ONR), intended to facilitate aircraft landings on Navy carrier decks with unprecedented accuracy. “The precision that we can bring to carrier landings [...]

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I Was Told That There Would Be No Math

Courtesy of occasional reader Tuna, the algebraics of an aircraft carrier launch.

33 m/sec2, +3gs, 2.2 secs, for the gouge-meisters out there.

Quibbles: Acceleration is non-linear. Initial velocity is not zero. It feels like more than 3 gs.

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Light Reading

For your Sunday edification, courtesy of occasional reader Jason, an essay in the The New Atlantis that explores the Golden Age of Islamic science and reason, and why it sputtered out.

Too good to excerpt, really. Grab a cup of joe, and read the whole thing.

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