#crookes

Hello dear hive community! 😉 ¡Hola querida comunidad de hive! 😉 El día de hoy quiero compartir con ustedes acerca de un dispositivo ideal para visualizar la transferencia de energía mediante procesos

This interesting decoration attracted me to the Science and Technology Days in Pilsen. I have not seen her since. One day in Germany, on a tour of the Bastei rock bridge in Saxon Switzerland, I saw these