Oxygen

The floating, rotting fish are being removed using large nets, scooping the pungent carcasses from the surface of the river.

The fish including bony bream, Murray cod, golden perch, silver perch and carp are thought to have died due to low oxygen levels.

New research has found 38 percent of the remaining Amazon has been degraded by human actions, including forest fires, logging, and extreme drought.

Nile crocodiles are estimated to be responsible for 200 human deaths every year. Now, researchers have discovered the secret to their unbeatable hunting tactics.

Outside of a spacesuit, the human body is exposed to extreme temperatures, zero pressure and a vacuum that sucks the air out of your lungs.

The body goes through five stages of decomposition—fresh, bloat, active, advanced, and dry decay.

Algal blooms produce toxins and use up all the oxygen in the water, poisoning and suffocating other marine life.

Sunlight is linked to the production of oxygen. Scientists in Denmark suggest that some organisms can also produce oxygen where sunlight doesn't exist.

"The most important thing now is to strengthen the controls and checks in order to reduce the risk of such accidents," Prime Minister Zoran Zaev said.

Some hospitals have reportedly made "frantic calls" about delayed oxygen deliveries as supplies dwindle amid Florida's continuing surge of COVID-19.

The patients at a hospital in North Ossetia, Russia, were all seriously ill and aged between 48 and 85.

According to government data, COVID-19 patients need 1,928 tons of oxygen a day. The country's total available production capacity is 2,262 tons a day.

A U.S.-based task force is working to deliver 100,000 oxygen concentrators to India to assist with the country's latest COVID-19 wave.

As India's COVID-19 crisis worsens, oxygen has become a precious commodity. The country has had to reach out for donations from abroad to keep up with demand from overwhelmed hospitals.

About 3,980 new deaths were reported by the Health Ministry, adding to the total of 230,168 that experts believe is actually higher, according to the Associated Press.

India recorded 382,315 new coronavirus cases on Wednesday, reaching a total of more than 20.6 million.

"Ultimately putting officers in jail or hauling officers for contempt will not bring oxygen. Please tell us steps to solve this," Justice Dhananjaya Yeshwant Chandrachud said.

After 24 people died in one Indian hospital, many are attributing the deaths to a lack of oxygen. An investigation has been called for.

"More precious than gold," wrote the correspondent who posted the video as COVID fatalities continue to skyrocket.

"Those responsible for this accident will not be spared," said the chief minister of the Indian region where the tragedy occurred.

Scientists hope the technology could help future Mars-goers produce breathable air and rocket fuel for return trips.

Pulse oximeters "should not be relied upon without medical oversight, nor without paying heed to other signs and symptoms of illness," the American Lung Association warns.

Italy has recorded over 990,000 cases of COVID-19 and over 42,000 deaths as a second wave of the virus hits the country.

Dr. Sean Conley, the president's physician, said he had been concerned about "possible rapid progression of the illness," following two developments on Friday.

Data from a 2008 survey of the lunar surface indicates the presence of a form of rust that requires oxygen and water to form—neither of which the moon has enough of.

"This is the first step in trying to understand the evolution of Mars' atmosphere," Håkan Svedhem, ESA's TGO Project Scientist, told Newsweek.

Researchers find first direct evidence of a "glacial oxygen pump," which they say extended an essential lifeline to the simple life forms that inhabited the Earth at the time.

"There are many many reasons to be concerned…but a risk to the world's oxygen supply is not one of them," Allison Mills from Michigan Technological University told Newsweek.

How far would you go to keep a lie under wraps?

A witness told dispatchers the man had fallen to the ground and his wheelchair was on fire.