At $399.99 for a limited time, this is the lowest-ever price for the iRobot Roomba Plus 405 Combo according to price tracker ...

Learn the incredible step-by-step process to create an amazing car entirely from cardboard. This video guides you through ...

Engineering students from Kingston University in London have made headlines by building a rocket engine that runs on an ...

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This mystery sedan packed something unheard of in the early 1960s: a turbo. At a time when horsepower came from displacement ...

Flip through the old comics and you’ll find ads for all kinds of mail-order oddities. The pitches were bold and involved tiny ...

Bill Emerson, president of Rocket Companies, remains “hopeful” a deal can be reached, while Brian Rolapp, who’ll assume his ...

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Revell Saturn V: was $50 now $38.50 at Amazon Save 23% on an excellent 1:144 scale replica of the iconic Saturn V rocket of the Apollo missions back in the late 60s and early 70s. This model is ...

More information: Dale Thomas et al, Addressing challenges to engineering feasibility of the centrifugal nuclear thermal rocket, Acta Astronautica (2025). DOI: 10.1016/j.actaastro.2025.05.007 ...