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Puzzle #204: Can you work out what number my son thought of?

Puzzle #204: Can you work out what number my son thought of?

11 January 2023

Can you solve this week’s arithmetical puzzle, Think of a number? Plus the answer to puzzle #203


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Why it is important to explore the outer limits of knowledge

11 January 2023

Science and reason generate reliable knowledge about the world, but they have their limits. Exploring them can shed light on what knowledge really is, and should help us gain more of it


A crop of more than 100 planets, discovered by NASA's Kepler Space Telescope, includes four in Earth's size-range orbiting a single dwarf star.

Don’t Miss: Reading up on Quantum Theory, As Simply As Possible

11 January 2023

New Scientist's weekly round-up of the best books, films, TV series, games and more that you shouldn’t miss


A view of one part of the Paleontology collection in the Musuem of Natural History, arranged by the addition of representative specimens from other parts of the three floors of fossils in the East Wing.

Remnants of Ancient Life review: Explore the palaeobiology revolution

11 January 2023

Dale Greenwalt's book is a gripping look at palaeobiology, a field achieving incredible insights into ancient life on Earth


Attention Span review: A welcome injection of evidence

Attention Span review: A welcome injection of evidence

11 January 2023

Gloria Mark has studied distraction since 2004. Her first book is a valuable guide to how to balance work and well-being in a world increasingly dependent on tech


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For the record

11 January 2023


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Does the delete key also wipe magnetic memory?

11 January 2023


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Universal, swappable car batteries are a non-starter

11 January 2023


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When it comes to aliens, silence is the right policy

11 January 2023


Alex Wilkins inside Ynsect's research and development lab in Evry, Paris, France

Inside an insect farm: Are mealworms a sustainable meat alternative?

11 January 2023

The French biotech company Ÿnsect plans to open 15 mealworm factories by 2030. We looked inside their pilot plant to see what the future of food might look like


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