Security

New cyber threat to water systems exposes limits of encryption

University of British Columbia researchers have uncovered a vulnerability that could allow hackers to target and disrupt critical infrastructure such as water treatment plants and energy grids without needing to break into ...

Engineering

Metal alloys defy the deep freeze, staying tough at -253°C

Scientists have discovered a class of metal that can unexpectedly resist extreme cold using an unusual mechanism. Normally such temperatures would make similar materials brittle and vulnerable to breaking. The findings, published ...

page 14 from 40