"The UCLA Mersenne Prime number is 243112609 - 1. The actual number has 12,978,189 digits. If you're so inclined, long-time Mersenne Prime researcher Landon Curt Noll has made the number itself available here. If you're really, really inclined, he also provides the entire number in English (all 328 megabytes of it) here."
Ultrasonic Biopsy Needle for Larger Tissue Samples
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Researchers at Aalto University in Finland have developed an ultrasonically
actuated needle that can retrieve a large amount of tissue during a biopsy,
wit...
8 hours ago
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