deep

In 2008, Czechia began flooding the lignite mine created after the old city of Most was demolished for coal; by 2014 the pit held 70.5 billion litres of water, forming a 309-hectare lake up to 75 metres deep

by
In 2008, Czechia began flooding the lignite mine created after the old city of Most was demolished for coal; by 2014 the pit held 70.5 billion litres of water, forming a 309-hectare lake up to 75 metres deep

The flooding started in 2008, and by 2014 the former mine had filled with about 70.5 billion liters of water, forming a lake 309 hectares in area and a maximum of 75 meters deep. Eventually the lake was opened for public recreation. What does it take to give a landscape carved by decades of coal … Read more

55,000 years ago, Neanderthals may have trekked deep into Saudi Arabia when Nefud Desert was covered by lakes and grasslands

by
55,000 years ago, Neanderthals may have trekked deep into Saudi Arabia when Nefud Desert was covered by lakes and grasslands

Representative Image of Neanderthals exploring a lush Arabian landscape with ancient lakes and wildlife (AI-generated image) A new study suggests Neanderthals may have trekked far deeper into the Arabian Peninsula than scientists previously thought possible, reaching a lakeside site in what is now Saudi Arabia around 55,000 years ago. Researchers examined stone tools from Jebel … Read more

In 1967, US satellites hunting secret nuclear tests detected a flash from deep space; the accidental signal became the first observed gamma-ray burst

by
In 1967, US satellites hunting secret nuclear tests detected a flash from deep space; the accidental signal became the first observed gamma-ray burst

Artist’s concept of a close-up naked-eye view of a GRB. Credit: NASA For more than half a century, gamma-ray bursts have remained one of the most puzzling events observed in space. These bursts are sudden flashes of gamma rays, a very high-energy form of light. They can appear from almost any direction in the sky … Read more

I feel deep sadness about bird flu and environmental loss. Is this normal?

by
I feel deep sadness about bird flu and environmental loss. Is this normal?

Sydney, Australia’s beloved animals are again under threat as the H5N1 strain of bird flu spreads, with more mass deaths expected. Scientists are bracing for another wave of ecological loss and are particularly concerned about rare and threatened species. I feel deep sadness about bird flu and environmental loss. Is this normal? It’s normal to … Read more