Crowded megacities like Hanoi are just the places Peter Cornel intends to set up his sewage treatments plants.
Plastic is useful - for packaging, tires, clothing, and much else. But 2 percent of plastics produced end up in the ocean. It enters the food chain - even reaching us. A new analysis highlights the scale of the problem.
Rights group Human Rights Watch says Brazil needs to tackle the root causes of the Zika outbreak to avoid a recurrence. It says far too many people still live in conditions that favor the spead of the virus.
Across the globe, 1.8 billion people rely on water sources contaminated with feces. To mark World Water Day we look at a solution that could improve health in Bangladesh by safely recycling waste.
Imagine living almost all of your life underground, only to emerge into the light for a few weeks before succumbing to your own mortality? That's exactly what some species of cicada do.
Although no country has achieved exclusive breastfeeding for all babies below six months, some countries on the African continent have made significant progress. Yet more needs to be done, according to a new report.
Looking for full-time work? Have advanced qualifications in physical sciences or engineering? Not afraid of first contact, even if only on a microbial scale? A US citizen? Then NASA might have work for you.
The cyber researcher widely heralded with derailing the worldwide "WannaCry" ransomware attack has been arrested in the US. British national Marcus Hutchins was detained after attending hacking conferences in Las Vegas.
Norway trumpets its low carbon footprint, but a new report says plans to ramp up oil and gas production in the Arctic will increase its emissions by half again - making a mockery of its Paris Agreement promises.
Whoever takes a swim along Puerto Rico's shores at night will witness a special show. The water starts to glow in a bright blue and green. The effect is called bioluminescence - it's our natural phenomenon of the week.
The UK is building so many rubbish-burning facilities that it may be impossible for the country to meet its recycling targets. It's a problem across incinerator-crazed northern Europe - and could expand the trash trade.
DW's Harald Franzen had always looked south from his home in central Germany for his family beach vacations, but an invite to explore Germany's seas led to some fascinating discoveries - before he even got on board.
Italian-American carmaker Fiat-Chrysler has joined an alliance to develop self-driving vehicles. The project has been led Germany's BMW Group, Intel and its Israeli subsidiary Mobileye and is open to more partners.
The economies of the 19 countries sharing the euro currency expanded by more than previously forecast, as a slew of positive data suggest that the recovery in the bloc is well on track.
As Air Berlin faces being broken up, a number of other airlines are jostling to buy up the leftovers of what was once Germany's second largest carrier. Ryanair seems to prefer staying on the sidelines sulking.
The NAFTA trade pact is old. Since being signed in 1994, the world and the way the world does business has changed. But elections loom in the countries concerned, risking politics getting in the way of business.
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