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Some stars repeatedly skim past supermassive black holes, lose material and survive; scientists now think their unusually rapid spin explains why each returning flare becomes progressively dimmer

Representative Image (Canva) Some stars can make repeated close passes around supermassive black holes, losing part of their material each time while surviving to return again. These encounters produce bursts of light, or flares, that can recur months or even years apart. But astronomers have been puzzled by a pattern seen in some of these…

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Researchers developed custom 3D-printed replacements for missing sections of ancient pottery and embedded sensors inside them, allowing conservators to monitor temperature, strain and environmental damage

Dr. Savannah Ulalian Bishop photographs an archaeological amphora (Picture: KOC University) Imagine an ancient amphora recovered from the seabed after centuries underwater. It may be cracked, covered with deposits or missing large sections. Restoring such an object is difficult without causing further damage.To overcome this problem, researchers at Koc University in Turkiye have developed a…

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Quote of the day by James Clerk Maxwell: “Happy is the man who can recognise in the work of today a connected portion of…” |

In the process of striving for our long-term objectives, it may be easy to lose sight of the significance of the tasks at hand. However, James Clerk Maxwell provided a different outlook, stating that even regular work could be associated with an ideal much bigger than the situation itself. He says, “Happy is the man…

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Meet Vick Tan: The Minnesota student who turned a teabag into a low-cost filter that removed more than 90% of arsenic from water |

A small teabag may not seem like much of a solution to polluted drinking water, but for Minnesota student Vick Tan, it became the centre of a science project that went far beyond the classroom. Tan helped develop a simple-looking pouch designed to capture arsenic from contaminated water, using a mix of cellulose fabric, crushed…

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In 1984, NASA sent thousands of honeybees into space to build a honeycomb without gravity, and the tiny colony eventually created 31 square inches of comb |

A small box of honeybees once became an unusual passenger aboard the space shuttle Discovery. In 1984, Nasa sent thousands of honeybees into orbit to see how they would behave when gravity was no longer guiding their movements. The experiment was less about honey and more about a basic piece of bee life: building a…

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Scientists overturned hundreds of rocks in Barbados and finally found the world’s smallest snake after 20 years |

After nearly 20 years without a confirmed sighting, scientists in Barbados have finally rediscovered the world’s smallest-known snake. According to the Associated Press, the tiny Barbados threadsnake was found beneath a rock during an ecological survey in central Barbados, bringing an end to a search that had seen researchers turn over hundreds of rocks in…

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Freezing liquid inside optical fibre makes light and sound interact more than 1,000 times more strongly

Representational photo of a frozen optical fiber core in a glass capillary, which guides and couples light and sound waves efficiently. (Science Daily picture) Freezing liquid inside an optical fibre has helped scientists create an unusual environment where light and sound can interact more than 1,000 times more strongly than they do in ordinary optical…

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In 2005, crickets were fertilised aboard the ISS; 112 embryos and larvae were studied, and the microgravity-exposed larvae hatched earlier than ground controls

Cricket on a plant (Image Credit: Canva) In 2005, scientists conducted an unusual experiment aboard the International Space Station (ISS) to investigate how microgravity affects reproduction and early development. According to a NASA technical publication on ISS research, crickets were fertilised in orbit, allowing scientists to observe embryos and larvae that began developing under microgravity….

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In 2011, conservationists dropped 75 tonnes of poisoned bait on Henderson Island; only about 60–80 rats survived, but within two years their population was back to roughly two-thirds of its former level

Henderson Island (Image credit: Canva) In 2011, Henderson Island, a remote and uninhabited island in the South Pacific, became the site of one of the largest rodent-eradication attempts ever undertaken on an island of its size. Conservationists spread about 75 tonnes of poisoned bait across the island in an effort to eliminate invasive Pacific rats,…

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