Giant larvaceans make their houses from mucus

THE deep sea is full of fantastical creatures. Gelatinous pink sea pigs shovel food with arms like tiny sea anemones. Delicate tripod fish stand on chopstick-like stilts. Barreleye fish have transparent heads that reveal all their internal workings. Giant larvaceans hold a well-deserved spot on this list of curiosities. Shaped like oversized sperm, with a […]

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Worn-out cells eventually stop dividing

print-edition iconPrint edition | Science and technology Sep 20th 2018 CELLS divide many times throughout their lives. But they cannot do it indefinitely. Once they have reached the limits of their reproductive powers, they enter a state called “senescence”, in which they carry on performing their duties but stop making new copies of themselves. For […]

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Churches help to preserve bird biodiversity

print-edition iconPrint edition | Science and technology Sep 13th 2018 CHRISTIANITY and conservation have not always gone hand in hand. Yet the structures raised by Christians to exercise their faith offer tangible sanctuary to some of God’s smaller creatures. Bats, famously, roost in belfries. And, according to a paper just published in Biological Conservation, churches […]

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