If we are shown a lot of heavy bodies, the bodies we rate as attractive get heavier and the bodies we rate as “normal” get ...
An external stimulus such as heat triggers the shape memory effect. For the foil, the researchers synthesized a polyurethane foam and then compressed it. At a temperature of sixty degrees Celsius ...
Scientists found that the inner core’s structure changes as it rotates. It deforms at its border, potentially accumulating more material in some areas and less in others — almost like creating hills ...