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Krakow, Poland - 4 May 2024: Large old antique medieval book written in Latin gothic font, colorful illuminations object closeup museum exhibit, Dominican monastery Old religious books concept; Shutterstock ID 2516551261; purchase_order: -; job: -; client: -; other: -

How and why did complex languages like Latin develop? Part 2

Our readers continue to grapple with this one, considering phonemes, inflections and sentence structure

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Signs for the bus stations; Shutterstock ID 110688266; purchase_order: -; job: -; client: -; other: -

This week鈥檚 new questions

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91色情片

91色情片

The strange geoengineering idea with potential for significant fallout

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2JD29PH Bode's Galaxy (Messier 81 or NGC 3031) in the constellation Ursa Major, lying asbout 12 million ly away from Earth having a diameter of about 900 000

Space

How to spot Bode’s galaxy this month

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Spaceman walks on the red planet Mars. Space Mission. Astronaut travel in space; Shutterstock ID 532139260; purchase_order: -; job: -; client: -; other: -

Should we be thinking about genetic modifications for humans on Mars?

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H3NTB2 Woman by giant trees in snow-covered forest, Sequoia National Park, California, USA

Why don鈥檛 trees rot in the ground, while wooden structures do?

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Close up of a spinning globe on black; Shutterstock ID 22230961; purchase_order: -; job: -; client: -; other: -

This week鈥檚 new questions

Does life require Earth鈥檚 rate of rotation to lie in a certain range? Plus, what are those limits and what changes to life鈥檚 existence would there be as they are approached? Also, when a spirit or bubble level lies flat, what does that mean relative to Earth?

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