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Earth’s tides are shaped by more than the Moon. And they’re changing as the planet warms

Melbourne, Sep 25 (The Conversation) In some parts of the world, the sea barely rises and falls with the tides. In others, the difference between high and low tide is dramatic. Along Western Australia’s Kimberley coast, for example, it can exceed ten metres – roughly the height of a three-storey building. Ocean tides shape coastlines and marine ecosystems, affect coastal communities, and even influence the melting of Antarctic ice shelves. But why are tides so large in some places and so small in others? And as our oceans change, will the tides change too? The pull of the Moon and

Can hormone replacement therapy (HRT) prevent dementia?

Loughborough (UK), Sep 25 (Conversation) A study has raised a question that many women would understandably want answered: could hormone replacement therapy (HRT) protect against dementia? The research found that women who had used HRT were less likely to receive a dementia diagnosis during follow-up, particularly if they had undergone surgery involving their reproductive organs. But the results do not establish that HRT caused the difference. The researchers analysed data from 183,450 postmenopausal women in the UK Biobank, followed for an average of 13.3 years. During that period, 3,948 received a dementia diagnosis, including 1,993 diagnosed with Alzheimer’s disease. Women

‘One PM gave Gen Z vote, the other determined to snatch it’: Congress’s dig at Modi

New Delhi, Sep 25 (PTI) The Congress on Friday took a swipe at Prime Minister Narendra Modi by recalling how Rajiv Gandhi in 1988 reduced the minimum age for voting from 21 years to 18 years, and said one PM gave Gen Z the vote, the other is determined to “snatch it away through underhand means”. Congress general secretary in-charge communications Jairam Ramesh claimed that PM Modi fears the youth having dashed their hopes and aspirations. “This is a Tale of Two PMs. One PM got Parliament in its regular Winter Session in Dec 1988 to amend Article 326 of

Stock markets turn volatile as oil prices, rising bond yields weigh on sentiments

Mumbai, Sep 25 (PTI) Market benchmark indices Sensex and Nifty faced volatile trends after rebounding in early trade on Friday as elevated crude oil prices, high US bond yields and selling in IT stocks weighed on investors’ sentiment. After sharp losses in the previous session, the 30-share BSE Sensex climbed 86 points to 73,672.98 in early trade. The 50-share NSE Nifty was up 18.80 points to 23,080.45. However, the BSE benchmark later quoted 12.95 points down at 73,568.22, and the Nifty dipped 16.75 points to trade at 23,049.40. Among the 30 Sensex firms, Larsen & Toubro, Axis Bank, Mahindra &

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