Why so many shark attacks off Sydney’s beaches? Here’s what scientists say drew sharks closer |

A cluster of shark attacks along the New South Wales coastline has unsettled swimmers and surfers, particularly in Sydney, where several incidents occurred within just two days. While shark bites are always distressing, experts say the recent surge can be explained by a rare combination of environmental and seasonal factors rather than a sudden change…

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Can extreme winter really cause trees to ‘explode’? The science behind the viral phenomenon |

Can extreme winter really cause trees to ‘explode’? /Image: X Across parts of the world, winter has settled in hard. Sub-zero temperatures, sudden freezes, and heavy snow are affecting many regions, and with them an unexpected side effect: sharp cracking sounds echoing through parks, streets, and back gardens. Online, dramatic videos capturing the noise, some…

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Earth once had 26-foot giants 400 million years ago, and they were unlike anything alive today |

For over a century, it was assumed that science had a handle on the big categories of life on Earth: plants, animals, fungi, and microorganisms were the stanchions of biological classification. Now, however, a towering ancient organism called Prototaxites has forced scientists to reconsider those assumptions in their entirety. Reaching as tall as 26 feet…

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Lightning too can affect your GPS accuracy, satellite signals

BENGALURU: Lightning does more than light up the sky and shake the ground. A new India-wide study shows that powerful lightning strikes can briefly disturb the ionosphere, the electrically charged layer of the atmosphere crucial for satellite navigation and radio communication.The research, published in Remote Sensing Letters, combines data from Isro’s Lightning Detection Sensor Network…

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The ocean floor is turning into the world’s biggest plastic dump site killing hundreds of underwater species |

For years, the public face of ocean pollution has been the same: floating bottles, drifting bags, and beaches littered with waste. But scientists say the most dangerous build-up is happening far below the surface, on the seafloor, where debris settles and remains for decades. A global scientific review led by Professor Miquel Canals at the…

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