NASA has confirmed that while Mars has an atmosphere, it is over 95% carbon dioxide, with oxygen at just 0.1–0.16% and surface pressure less than 1% of Earth's. This makes unprotected human survival ...

For all the drama around getting to Mars, the harder question starts after landing. A person can step onto the planet with ...

Expert medical team uses latest life-saving technique to bring patient back to life; doctors describe outcome as a ‘miracle’.

The new and old records were set by inhaling pure oxygen to help the oxygen-carbon dioxide balance. The unaided record is ...

Marxist economist Michael Roberts recently spoke to ecosocialist Ian Angus, editor of the online journal Climate and ...

Learn about the atmosphere, its five distinct layers, and why this gaseous shield is essential for life. Explore facts about ...

Stand on the surface of Mars without a spacesuit and you would lose consciousness in roughly 15 seconds. Not because of the ...

Blood must carry something of value and that begins in the lungs, where every breath determines what the bloodstream can ...

An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

A study examining the capture, transport, and long-term storage of carbon dioxide (CO2) emissions from hard-to-abate sectors ...

Chinese scientists have built a first-of-its-kind coal-powered fuel cell that potentially eliminates carbon dioxide emissions ...

Scientists learn that fish suffer around 10 minutes of "intense pain" when killed during the catch process by air ...