#Toughness

Author: Jeremy Rehm / Source: Science News Bacteria are helping to make engineered silk that rivals the strength and stretchiness of a spider’s stiff dragline silk, the type from which the arachnids dangle. Pound for pound, dragline silk is stronger and tougher than steel. Engineers have tried

Source: Good News Network A new high-tech fiber that combines the elasticity of rubber with the strength of a metal has been developed by US scientists. The tougher unbreakable material mimics the human skin but also conducts electricity and heals itself after use, important factors for

Source: Good News Network A super-fit amateur cyclist pedaled his way up the toughest stage of the Tour de France – and he did it all without a seat on his bicycle. Rob Holden managed to climb roughly 13 miles (21.5 kilometers) up Mont Ventoux – the notorious stage in the world’s most famous

Author: Trisha Leigh Zeigenhorn / Source: did you know? These puzzles are tough, I’m not going to lie – so maybe fill up your coffee mug before you take a look. Good luck! #5. Can you solve the 4th equation? The symbols represent numbers. Continue reading when you want to check your answer!