Space exploration pushes materials to their limits. From the intense vacuum of space to extreme temperatures and radiation exposure, the conditions are unlike anything experienced on Earth.
In 2024, Nelson’s set of mineral picks only made a dent in the S24 Ultra’s screen at level 7 on the Mohs scale of hardness, with deeper grooves emerging at level 8. This time around, it’s back to ...
Skoltech researchers have presented a new simple physical model for predicting the hardness of materials based on information about the shear modulus and equations of the state of crystal structures.
“Afterward he appeared unto the eleven as they sat at meat, and upbraided them with their unbelief and hardness of heart, because they believed not them which had seen him after he was risen.” (Mark ...