Postal semen testing can be safely used to confirm success after vasectomy, even in the presence of sperm

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By Melanie Atkinson  Vasectomy offers non-reversible contraception to men but efficacy is not immediate and requires post-vasectomy semen testing (PVSA) to confirm success. Clearance to discontinue alternative contraception is given on a fresh semen sample with <100,000 non-motile sperm/mL. However, many men still fail to submit samples following a vasectomy, risking pregnancy by being unaware […]

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Stick shaped by ancient humans is the oldest known wooden tool

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Artist’s reconstruction of a Palaeolithic woman making a digging stick from an alder tree trunk G. Prieto; K. Harvati The oldest known wooden tools have been found in an opencast mine in Greece. They are 430,000 years old and were made by an unidentified species of ancient human – perhaps the ancestors of Neanderthals. Prehistoric

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Extreme longevity and health optimization: What it really takes

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If so, you don’t have to look very far to find claims about how to improve—no, “optimize”—your health. Want to reverse chronic disease? Extend that youthful glow? Live to 115… or forever? Lots of fitness influencers, authors, and podcasters will tell you how to do it. In this infographic, we’ll explore. By the end of

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NIELIT Delhi Recruitment 2026: Apply for Staff Car Driver Posts

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NIELIT Delhi Recruitment 2026: The NIELIT Delhi has released the official Notification for the recruitment of Staff Car driver Posts. A total of 04 vacancies have been announced under Advertisement No. NIELIT/NDL/STQC/2026/1. Eligible candidates can apply online through the official recruitment portal. The online application process starts on 28 January 2026 and the last date

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AIIMS Mangalagiri Recruitment 2026 – Apply Jobs

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Last updated: October 26, 2025 at 11:36 am by Mallikarjuna Ganadi AIIMS Mangalagiri Recruitment 2026: All India Institute of Medical Sciences, Mangalagiri, Latest job announcement on 27 January 2026. It releases many All India Institute of Medical Sciences, Mangalagiri career notifications that can be applied through the official website www.nih.nic.in. recruits posts with Vacancy. We

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Apple to Show Off New Siri Running on Google Gemini in February

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Apple’s been working on a Siri overhaul for what feels like forever. The company keeps pushing back release dates. According to Bloomberg’s Mark Gurman, Apple is planning a February reveal for its revamped Google Gemini Siri with demonstrations showing what the partnership actually delivers. It’s unclear whether Apple will hold a full event or stick

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