When you first apply to join the forum, you will have to wait a while to be approved. Just be patient.
Once you are a member, don't forget to check the calendar(s) for session times. Sessions are held on different platforms, so be sure to find out where the session will take place:-
LEN English sessions:-
Listening Practice 24/7
English radio playlists on Discord.
Wireless data from every light bulb
What if every light bulb in the world could also transmit data? Prof Harald Haas demonstrates, for the first time, a device that could do exactly that. By flickering the light from a single LED, a change too quick for the human eye to detect, he can transmit far more data than a cellular tower and do it in a way that's more efficient, secure and widespread.