Engineering

Are we there yet? Time slows down on crowded train

Testing time perception in an unusually lifelike setting—a virtual reality ride on a New York City subway train—an interdisciplinary Cornell research team found that crowding makes time seem to pass more slowly.

Energy & Green Tech

Power supply: Understanding unstable grids

A sustainable energy supply requires the expansion of power grids. However, new transmission lines can also lead to grids becoming more unstable rather than more stable, as would be expected. This phenomenon is referred to ...

Automotive

Public transport: AI assesses resilience of timetables

A brief traffic jam, a stuck door, or many passengers getting on and off at a stop—even small delays in the timetables of trains and busses can lead to major problems. A new artificial intelligence (AI) could help designing ...

page 2 from 4