Sam Wheeler, Ph.D.

@ghostbat68

Fmr NCSTA Pres ; Albert Einstein Fellow (DOE) NASA NEAT; Physics Instrctr , fighting ; opinions are my own, all I can

Earth
Vrijeme pridruživanja: listopad 2012.

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    A icon. He helped break the Hollywood blacklist at a dark time when many members of the Senate and Congress were too scared of reprisal to follow their own consciences. History took note. RIP Kirk Douglas.

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    prije 2 sata

    For those of you watching 's talk, don't forget that the EmDrive was completely debunked in 2018; it's not an anomaly that needs further investigation. It's dead-in-the-water:

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    A group of nuns is providing divine intervention for the endangered Lake Pátzcuaro salamander

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    prije 5 sati

    In this very popular footage by the Peninsula Open Space Trust [full video: ] a coyote and a badger are seen traveling together at night. But this is not so uncommon. They have been even spotted hunting together:

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    Mitt Romney was powerful. "Were I to ignore the evidence...& disregard what I believe my oath & the constitution demands of me for the sake of a partisan end, it would, I fear, expose my character to history's rebuke & the censor of my own conscience."

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    WATCH: A 9-month-old puppy started a minor fire, knocking over some items onto the heater floor grate, causing them to melt and the fire to start about an hour later. Thankfully, both dogs escaped unharmed.

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    prije 6 sati
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    I’m not “making claims” that Trump campaign allies are holding events in Black communities to hand out envelopes of cash. I’m quoting the actual reporting ⬇️

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    Smooth and bumpy octopuses deep in the Pacific have long confused scientists: Are they the same species?

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    prije 13 sati

    Photographer Alexander Semenov captured this under-the-ice footage at the White Sea in March 2018: life is there, undisturbed, as confirmed by jellyfish and by this hovering sea angel [full video: ]

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    prije 13 sati

    This is the Fukang Meteorite found in China in 2000. It is approximately 4.5 billion years old. Within the rock, translucent golden crystals of gem quality Olivine gleam among a silvery honeycomb of nickel-iron, like stained glass windows crafted in an ancient solar system.

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    On this day in 1902, Charles Lindbergh was born in Detroit. At age 25 he became the first person to fly nonstop across the Atlantic solo, a flight that made him a worldwide celebrity.

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    Clyde Tombaugh on his birthday! Born near Streator Illinois in 1906,Tombaugh discovered Pluto in 1930. Check out this video about his life and his discovery:

    Clyde Tombaugh with homemade telescope
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    4. velj

    A variable-pitch propeller has blades that can be rotated around their long axis to change the blade pitch. They can be efficient for the full range of rotational speeds and load conditions [source of the gif: ]

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    This is upward lightning from the Agua volcano in Guatemala as filmed by Alyssa Barrundia. It occurs when there is intense electric fields at the tips of tall structures, when excited enough, positive charged ionic channels (upward lightning) may escape from the tallest points

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  16. 4. velj
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    Pawnee tribal member Walter Echo-Hawk came home one day to find a crew from Texas surveying his land for a fracking site. The US government had approved 17 oil and gas leases on tribal land -- unbeknownst to the tribe or landowners. Click to see what Walter did next.

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    4. velj

    Coyotes and badgers team up. The pair track down small burrowing animals, if the prey is above ground the coyote does the chasing. If the prey descends under the ground the badger takes over. Here they are crossing a culvert or open drain under a road

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