Spring-loaded plungers use a spring and a plunger (or ball tip) to exert a precise and repeatable force. They are a better option than having engineers cobble together an assembly that uses a simple, ...
The ballista spider builds sophisticated spring-loaded snares to catapult its prey. Newly discovered, the ballista spider ...
A newly discovered spider in Queensland builds a four-hour silk catapult that uses aggressive ants to trigger their own capture.
When most silk-spinning spiders hunt, they build a web and wait for prey to blunder into it. But a newly discovered species from Australia instead uses its silk to craft a spring-loaded, cone-shaped ...
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