Tag Archives: Rocks
Weathering of rocks a poor regulator of global temperatures
Evidence from the age of the dinosaurs to today shows that chemical weathering of rocks is less sensitive to global temperature, and may depend on the steepness of the surface. The results call into question the role of rocks in … Continue reading
How X-rays helped to solve mystery of floating rocks in the ocean
Experiments have helped scientists to solve a mystery of why some rocks can float for years in the ocean, traveling thousands of miles before sinking. Geology News — ScienceDaily
Hard Rocks from Himalaya Raise Flood Risk for Millions
Hard rocks from Himalaya raise flood risk for millions. Malemchi Khola river, Nepal. Credit: E Dingle Scientists have shown how earthquakes and storms in the Himalaya can increase the impact of deadly floods in one of Earth’s most densely populated … Continue reading
Changes in tectonic activity may have shaped composition of Panama Canal rocks
Changes in the composition of magma may have caused variations in the Panama Canal volcanic rock formations, according to a new study. Geology News — ScienceDaily
Oldest evidence of life on land found in 3.48 billion-year-old Australian rocks
Fossils discovered in ancient hot spring deposits in the Pilbara have pushed back by 580 million years the earliest known evidence for microbial life on land. Paleontology News — ScienceDaily
Study finds ancient Earth’s fingerprints in young volcanic rocks
Stunning new images have emerged of the phenomenon, taken by a Jon Cornforth Geochemical clues suggest that some rocks from Hawaii, Samoa may contain material formed during the planet’s birth Earth’s mantle is made of solid rock that nonetheless circulates slowly … Continue reading
Ancient Earth’s fingerprints in young volcanic rocks, study shows
Earth’s mantle is made of solid rock that nonetheless circulates slowly over millions of years. Some geologists assume that this slow circulation would have wiped away any geochemical traces of Earth’s early history long ago. But a new study of … Continue reading
See the World’s Largest Collection of Fluorescent Rocks
Inside the Rainbow Tunnel. Credit: Jeff Glover And get glowing in this mine’s Rainbow Tunnel In a New Jersey mine spanning 2,670 vertical feet—more than twice as deep as the Empire State Building is tall—visitors might notice a little glow. … Continue reading
Rocks that tell our industrial history
Researchers have published a study in which they analyze beachrocks, cemented sand formations that have industrial waste, produced as a result of metallurgical activities, trapped inside them. These strange rocks bear witness to the impact of industrial development and its … Continue reading
Rocks that tell our industrial history
Researchers have published a study in which they analyze beachrocks, cemented sand formations that have industrial waste, produced as a result of metallurgical activities, trapped inside them. These strange rocks bear witness to the impact of industrial development and its … Continue reading