The success rate for climbers reaching the summit of Mount Everest has doubled in the past 30 years while the death rate has hovered unchanged at around 1%.
Tags: death oxygen science-and-technology mountains
"...an evolution of the mantle of the Earth could control an evolution of the atmosphere of the Earth, and possibly an evolution of life."
Tags: volcanoes oxygen science-and-technology rocks early-earth mantle
A new study shows ocean breathability is key for ocean animals. Climate change may make habitats unbreathable by 2100, researchers warn.
Tags: climate-change oceans oxygen earth-and-environment
Early Earth 3.2 billion years ago was a world of vast oceans and submerged continents. The new findings could have implications for the origins of life.
Tags: evolution water oceans oxygen science-and-technology early-earth
New research shows how low oxygen levels in the heart can result in life-threatening arrhythmias, or disorganized heart rhythms.
Tags: oxygen health-and-medicine hearts arrhythmia
Scientists braved the heat to answer a question about oxygen and "Snowball Earth," a period when the oceans virtually froze from the poles to the equator.
Tags: ice-age oceans oxygen science-and-technology rocks early-earth
A new theory involving volcanoes may partly explain the appearance of the first oxygen on Earth 2.5 billion years ago, researchers say.
Tags: carbon volcanoes oceans oxygen alien-life science-and-technology early-earth tectonics
The new technique uses light to activate a compound in iridium to kill cancer cells, even when they've got an advantageous lack of oxygen.
Tags: cancer oxygen metals health-and-medicine iridium
A new measurement of "Earth's heartbeat," the dynamic between oxygen and the productivity on Earth, shows animals can regulate the planet's oxygen levels.
Tags: evolution oceans oxygen algae science-and-technology
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