The job interview – a place where judgments are made in a matter of seconds. Friendly or unfriendly? Competent or incompetent? We form first impressions subconsciously, and rarely give people a second chance.

First-time employees often have too high expectations and misjudge themselves, says personnel consultant Gunnar Belden. Patience and commitment are part and parcel of the path to success.

In Germany, cleaning services employ the most people of any of the trade and craft professions. At the Kiel Opera House, a large building in the coastal city, twelve trainees are competing in a cleaning contest. Who will be Germany's best cleaner?

Katjesgreenfood invests in the growing market for sustainable food brands. A subsidiary of the Katjes Group, it helps finance startups such as the Haferkater porridge chain with the aim of promoting what it calls the ‘food revolution’.

Nestlé’s new vegan ground beef is flying off the supermarket shelves. The conglomerate is investing in meat-replacement products on a grand scale. We interview Christian Adams, business manager of Nestlé’s vegetarian and vegan subsidiary.

In Germany – the land of currywurst – McDonald's is launching a vegan burger. Tofu producers are barely keeping up with demand. But things look different on a global scale. Meat consumption in China has quadrupled in recent decades.

Many consider vegetarians the new superheroes. They eat no meat and so have a reduced carbon footprint. But is that really true? An avocado can actually do more damage to the environment than a steak. Environmental vegetarianism – fact or fiction?

The start-up Novameat is part of a food revolution. Their 3D printed ‘meat’ claims to be eco-friendly, healthy and affordable. But printing the plant proteins is energy-intensive, and marketing lab-grown ‘meat’ isn't always easy.

The pioneers of modernism wanted to develop healthy airy pleasant homes for working people that were cheap to build. Many present-day architects and urban planners feel indebted to the Bauhaus's agenda and innovations.

More than 14,000 buildings are believed to be at risk of collapse. While poor tenants are in danger, property companies look forward to redeveloping the sites.