A ferocious second wave of coronavirus in India has overwhelmed hospitals and caused a shortage of oxygen, leaving many helpless as they try to treat their sick relatives at home. This desperate search for oxygen often ends in grief. The capital New Delhi has been reporting at least one Covid-19 death every four minutes in the past few days, with a total of 3,400 deaths nationwide on May 2. Our correspondents Navodita Kumari, Mathilde Cusin, Jérôme Mars and Alban Alvarez report.

A vicious Covid surge in Nepal risks devastating the impoverished country and its ill-equipped healthcare system.

Ventilators are in high demand because of COVID-19. Supply is tight. As an alternative, could we get oxygen through our backsides? It's not as odd as you think.

The Federal Executive has approved a contract for the emergency supply, installation and maintenance of oxygen production plants and construction of plant houses.

Demand for refilling oxygen cylinders has increased dramatically due to the Covid pandemic in Uganda. The Roofings plant, previously refilled around 50 cylinders of oxygen per day, but now refills almost 400 cylinders a day.

An alarming rise in COVID-19 cases driven by the spread of the delta variant in western Kenya is leading to a shortage of medical oxygen. DW's Mariel Müller visited a hospital in Kisumu County, where the shortage of oxygen and high-flow oxygen devices is making it difficult to save patients.

An oxygen pipe has ruptured, cutting vital supplies to a Russian intensive care ward. Nine coronavirus patients have died as a result.

Scientists have discovered what is believed to be the world's northernmost landmass -- a yet-to-be-named island north of Greenland that could soon be swallowed up by seawaters. Researchers came upon the landmass on an expedition in July, and initially thought they had reached Oodaaq, up until now the northernmost island on the planet.

Researchers are studying the whales' stress levels in their hormones. iStock Previous studies on tourism's impact on whales, which were based on behavioural observations, concluded that tourism caused only minor disruptions to the mammals.

In a bid to question the high rates of hospitalisation due to Covid-19, certain publications are claiming that actors are pretending to be patients. We take a look at one example in France and another false claim in Germany.

In a bid to help address air pollution, researchers at Uganda’s Makerere University have built a low-cost air quality monitor dubbed AirQo, The AirQo has a network of over 80 monitors across Uganda that use cloud-based technology, machine learning and artificial intelligence to collect, analyse, predict, and raise awareness about air quality.

Inflation in Germany is likely to start dropping again over the rest of the year, according to a prestigious economic think tank. But researchers warn food prices may still rise.