It's often used to make paper pop-ups. Both origami and kirigami have influenced engineers for many years. These techniques can enable materials to behave in surprising ways – but finding useful applications for them has long been a challenge.
14:51, 27 февраля 2026Бывший СССР
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Nearly £50m of taxpayers' money has been paid by the NHS to an outsourced firm assessing claims of medical harm caused by vaccines, the BBC has found.