6x Tougher Than Kevlar: Spider Silk Is Spun by Genetically Modified Silkworms for the First Time – SciTechDaily September 23, 2023
‘Not going to be 80’: Michael J. Fox says Parkinson’s disease is getting tougher – The Hill May 1, 2023
‘Not going to be 80’: Michael J. Fox says Parkinson’s disease is getting tougher – WJW FOX 8 News Cleveland April 30, 2023
Michael J. Fox Says Battle With Parkinson’s Disease Keeps Getting Tougher: “I’m Not Going to Be 80” – Hollywood Reporter April 29, 2023
Jake Paul says Tommy Fury is a ‘must knock out’ fight for him, ‘not tougher’ than Anderson Silva – MMA Fighting February 23, 2023
This Alloy Is The Toughest Known Material on Earth, And It Gets Tougher in The Cold : ScienceAlert December 11, 2022December 11, 2022
‘Mysterious’ Diamonds Found in Space May Be Tougher Than Earth Gems September 14, 2022September 13, 2022
Europe must act now or risk tougher COVID measures later, WHO official says July 19, 2022July 19, 2022
Goldman Sachs President Warns of ‘Unprecedented’ Economic Shocks and Tougher Times Ahead – Economics Bitcoin News June 5, 2022June 5, 2022