Hypersonic Superweapons Are a Mirage, New Analysis Says

Military experts call hypersonic warheads the next big thing in intercontinental warfare. They see the emerging arms, which can deliver nuclear or conventional munitions, as zipping along at up to five miles a second while zigzagging through the atmosphere to outwit early-warning satellites and some interceptors. The superfast weapons, experts …

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Easing into the new year with a modest January Patch Tuesday

Microsoft rolled into 2021 with a fairly benign update cycle for Windows and Microsoft Office systems, delivering 83 updates for January. Yes, there is an update to Windows defender (CVE-2021-1647) that has been reported as exploited. Yes, there has been a publicly disclosed issue (CVE-2021-1648) in the Windows printing subsystem. …

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Need a New Knee or Hip? A Robot May Help Install It

“When I started practice 30 years ago, if someone had hip pain, we’d take an X-ray and even if they had arthritis, and were in their 40s, we’d tell them to modify their activity and wait,” said Dr. William Maloney, professor of orthopedic surgery at Stanford University. No longer. “The …

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TikTok Is Poised to Outlast Trump, and to Test Biden

TikTok is about to outlast President Trump. Now, the company could become an early test of President-elect Joseph R. Biden Jr.’s stance toward Chinese tech companies. Mr. Trump demanded last year that TikTok’s Chinese owner, ByteDance, sell the viral video app. He said TikTok raised urgent national security concerns, on …

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Consumer Groups Target Amazon Prime’s Cancellation Process

LONDON — Those who have tried ending a membership in Amazon Prime, the technology giant’s digital subscription service, may be familiar with the multi-click process: warnings that cancellation will mean losing “exclusive benefits,” and prompts to reverse course, or switch to an annual membership instead. Consumer rights groups in Europe …

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