Two reporters are each given a teapot and two weeks to trade it upwards in value. Who will win and what will they both end up with? The return of bartering.

The invention of shipping containers enabled a huge growth in maritime transport. As vessels get ever larger, how much more expansion can global trade sustain?

Tech giants like Google and Amazon earn billions of dollars from their users' data. Now platforms like Bitsaboutme and Datawallet are allowing users to seize control of their online information trails - and profit from it themselves.

Small investors shocked the world when they banded together to send the GameStop on a rollercoaster ride. It was a direct attack on Wall Street hedge funds who had been betting agains the American retailer. But GameStop was just the begining.

Despite all of the downsides of the corona pandemic, it allowed us to discover things we hadn't noticed before. Krieger explores his neighborhood and discovers a tree that he calls "Chestnut." It's hardly a world first, but who cares!?

Forests aren't just a source of timber; they also protect the climate by storing CO2. That's why there are numerous reforestation projects all over the world. But despite these efforts, forests are still continuing to shrink worldwide.

Wood prices have exploded worldwide. Delivery times for wood products shipped to Europe are up to two months - unheard of for wood. The causes are mainly increased demand and high prices in the US and China. Is this a blessing for producers?

US President Joe Biden has pledged to invest billions in clean energy production to drastically cut America's greenhouse gas emissions. But such efforts are being undermined by an unexpected problem: Bitcoin mining with fossil fuels.

Inventions have repeatedly changed our world. But often not immediately. It took years for both telephones and computers to gain acceptance, for example. Take a look at what happened to some revolutionary inventions and who profited in the end.

Drones are often seen as a pest or even a threat. But one German company has developed a helium balloon drone that does away with the some of the disadvantages of conventional drones and offers numerous applications both for industry and tourism.