Work out the largest shadow that can be cast by a cube held under the midday sun in Ecuador, set by Hugh Hunt. And test your science knowledge with our quick quiz 15 May 2019 #03 Cube Shadow At midday at her home in Ecuador, Natalia holds a solid cube 1 metre above the ground and it casts a shadow. She rotates the cube a bit and finds that the smallest shadow she can create is a square. What is the shape of the largest shadow she can produce with the cube at noon and how much bigger is it than the square shadow? Answer next week #02 Getting past the freight train Solution We asked how a long passenger train could get past a freight train pulling three wagons on a single track line … Continue reading Subscribe for unlimited digital access Subscribe now for unlimited access Digital Unlimited web access New Scientist app Videos of over 100 science talks available exclusively to subscribers SUBSCRIBE AND SAVE Print & digital Unlimited web access Weekly print edition New Scientist app Videos of over 100 science talks available exclusively to subscribers SUBSCRIBE Quarterly by Direct Debit Inclusive of applicable taxes (VAT) Existing subscribers, please log in with your email address to link your account access.