It wouldn’t be until the 17 th Century that automatic doors made a comeback, or perhaps it’s just that they experienced a major change from their previous design, because Emperor Yang of Sui (China) ...

After connecting on Instagram occasionally and seeing each other again a few times in Hamburg, they met up a year later at ...

Nowadays, single-leaf doors have become common in homes. But even if we talk about the times of our grandmothers, then double ...