July 28, 2026

The increasing computing demands of artificial intelligence at every stage - from chatbots to robots. Illustration: Avi Blizovsky via DALEE

From Chatbots to Robots (Physical AI): Why Each Stage of Artificial Intelligence Requires a Different Type of Computing

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The transition from chatbots to agentic AI and physical AI is changing computing requirements: from tokens and memory, through AI agents that operate tools, to systems that respond in real time in the physical world.
A brief heat wave disrupted bacteria that change the sex of spiders – and the effect appeared in subsequent generations

A brief heat wave disrupted bacteria that change the sex of spiders – and the effect appeared in subsequent generations

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Exposing dwarf spiders to temperatures of 27–28 degrees Celsius did not change the sex of the individuals exposed to the heat, but their offspring and grandchildren became males again. The researchers found that the heat upset the balance
Transparent combtail of the species Mnemiopsis leidyi on a green background

Transplanting cells between ancient branches in the tree of life revealed a fundamental mechanism for building a body

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Researchers implanted an “embryonic organizer” from a comb-like organism into another embryo and caused the formation of additional mouths and pharynxes. The tissue was able to activate a similar program in a sea anemone, which is hundreds of millions of years away from it in evolution.
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