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Posts Tagged "ibex"

Extinction Countdown

De-Extinction: Can Cloning Bring Extinct Species Back to Life?

passenger pigeon

At some point in the next decade, if advances in biotechnology continue on their current path, clones of extinct species such as the passenger pigeon, Tasmanian tiger and wooly mammoth could once again live among us. But cloning lost species—or “de-extinction” as some scientists call it—presents us with myriad ethical, legal and regulatory questions that [...]

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Extinction Countdown

Hello again, Pyrenean ibex: Can cloning resurrect an extinct species?

The last Pyrenean ibex (Capra pyrenaica pyrenaica) died nine years ago, the victim of loneliness (and a falling tree). But for a brief, seven-minute window, the extinct species may have recently been resurrected, thanks to cloning. Using skin samples taken from the last ibex before she died, and domestic goats as the hosts for implanted [...]

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Observations

Satellite Gets First Look at Sun’s Tail

The heliosphere

Astronomers just got their first good look in the solar system’s rearview mirror. What they see is a magnetic tail that twists like a corkscrew. Although we tend to think of the sun as stationary with the planets orbiting about it, in fact the solar system is plowing through the galaxy at a million miles [...]

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