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Questions: 1. The ______-____ weathering cycle happens in sloped terrains when water seeps into porous rocks, and repeatedly solidifies and melts due to changes in temperature. The cycle of expansion and contraction causes the rocks to break apart and move down slope. Fill in the blanks. 2. X is a famous sediment type formed when…
Sci-Five | The Hindu Science Quiz: On Vampire Bats Bats flying in Lanquin Cave, Guatemala, Central America Bats for the science page. START THE QUIZ 1 / 5 | Where are vampire bats typically found? Europe Africa Central and South America Australia Common vampire bats range from northern Mexico through Central America, and south into…
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You can probably picture a vampire: Pale, sharply fanged undead sucker of blood, deterred only by sunlight, religious paraphernalia and garlic. They’re gnarly creatures, often favorite subjects for movies or books. Luckily, they’re only imaginary … or are they? There are real vampires in the world of bats. Out of over 1,400 currently described bat species,…
Read More “Social relationships help vampire bats facilitate their unusual blood diets” »
A view shows a sign of the COP29 United Nations Climate Change Conference with a backdrop of the cityscape in Baku, Azerbaijan October 31, 2024. | Photo Credit: Reuters This month’s U.N. climate summit – COP29 in Baku, Azerbaijan – has been dubbed the “climate finance COP” for its central goal: to agree on how…
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Exterior view of the Svalbard Global Seed Vault, the secure seed bank on Svalbard, Norway, March 2, 2016. Two men who were instrumental in the “craziest idea anyone ever had” of creating a global seed vault designed to safeguard the world’s agricultural diversity will be honored as the 2024 World Food Prize laureates, officials announced…
Read More “Svalbard seed vault evokes epic imagery, controversy because of the power of seeds” »
On October 16, a biotechnology company in Massachusetts in the U.S. named Wave Life Sciences made headlines for becoming the first company to treat a genetic condition by editing RNA at the clinical level. But for all that this is a breakthrough, scientists had anticipated it. The role of RNA in a function called RNA…
Read More “RNA editing promises to go where DNA editing can’t” »
In a matter of minutes, flash floods caused by heavy downpours in eastern Spain swept away almost everything in their path. With no time to react, people were trapped in vehicles, homes and businesses. Many died and thousands of livelihoods were shattered. A week later, authorities have recovered 217 bodies — with 211 of them…
Tardigrades are one of the most resilient as well as enigmatic life forms on the earth. These organisms, also called water bears and moss piglets, are microscopic eight-legged creatures without a backbone. They inspire awe with their remarkable ability to survive in extreme environments, including areas so very radioactive that they are easily lethal to…
Read More “If tardigrades crowd-sourced their remarkable genes, can humans?” »
ISRO Chairman S. Somanath. File | Photo Credit: PTI To be a major space power, India needs to create “leading space companies and not merely service companies,” S. Somanath, the chairman of the Indian Space Research Organisation (ISRO) said on Tuesday (November 5, 2024). For India to raise its contribution to the global space economy…
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Does the Sun rotate? Source link