In the 1990s, a predatory flatworm was released in Samoa to control giant African snails; it later became linked to the decline and extinction of native island snails

In the 1990s, a predatory flatworm was released in Samoa to control giant African snails An aggressive predatory flatworm introduced to Pacific islands during the 1990s to control agricultural pests has pushed native land snail species toward extinction, turning a planned biological control program into an ecological disaster. The New Guinea flatworm (Platydemus manokwari) was…

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What Trump’s latest safeguard tariff move on quartz surface products means for India

A large portion of Indian exports of these products already attract antidumping and countervailing duties in the US. India has approached the World Trade Organisation (WTO) over the Donald Trump administration’s move of announcing safeguard tariffs of 25% to 55% from August 15 for quartz surface products.India approached the WTO on August 14 seeking consultations…

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In 1937, Australian scientists released infected rabbits on an island to test a virus that would later transform rabbit control across the continent |

A European rabbit in Tasmania. Image Credit: JJ Harrison/Wikipedia In 1937, Australian scientists took an unusual step in the fight against one of the country’s most destructive pests known as ‘rabbits.’ They released rabbits carrying ‘myxoma virus’ on Wardang Island, off South Australia, to see whether the disease could spread naturally. The experiment was part…

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In 1885, New Zealand released European hedgehogs as garden pest killers; 140 years later, DOC calls them a major threat to native wildlife and one can empty an endangered tern colony of nesting birds

European hedgehog (Image Credit: Canva) What was once seen as a useful garden helper in New Zealand has become an unexpected threat to some of the country’s most vulnerable wildlife. European hedgehogs were deliberately introduced to New Zealand in the 19th century, with acclimatisation societies releasing them in the hope that they would help control…

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US stock market today: Wall Street pulls back from record highs as AI-related stocks drop

Technology  shares have swung sharply this summer as investors question whether valuations have risen too far. US stock market today: Wall Street benchmarks moved further away from their record high on Tuesday as technology shares related to the artificial-intelligence boom came under renewed selling pressure.The S&P 500 declined 0.5%, putting it on course for a…

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Quote of the day by Pythagoras: “Of all the rest of mankind, make him your friend who distinguishes himself by his virtue” |

Pythagoras is best known today for the mathematical theorem that bears his name, but the ancient Greek thinker was also associated with a broader philosophical tradition that explored morality, discipline, friendship and the pursuit of a virtuous life. One saying attributed to him offers a timeless reflection on the people we choose to keep close:…

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Scientists found fire salamanders glow blue-green under ultraviolet light, with their skin glands producing fluorescent secretions |

At first glance, the fire salamander appears much as it always has: black skin broken by irregular yellow markings, a pattern long associated with the species’ chemical defences. But under ultraviolet light, that familiar appearance changes. According to the 2026 study published in the Royal Society, titled ‘Glandular biofluorescence in fire salamanders (Salamandra salamandra): first…

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