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PlantsCactus spine shapes determine how they stab victims
The shapes of cactus spines influence how they poke passersby.
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Planetary ScienceNASA’s InSight lander has touched down safely on Mars
NASA’s InSight lander just touched down on Mars for a years-long study of the Red Planet’s insides.
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AnimalsHow locust ecology inspired an opera
When an entomologist decides to write a libretto, you get an operatic elegy to locusts.
By Susan Milius -
Particle PhysicsPhysicists finally calculated where the proton’s mass comes from
New study indicates that the proton is much more than just the sum of its parts.