Tag Archives: gives
Arctic gives clues on worst mass extinction of life
A fossil of a typical crinoid, showing (from bottom to top) the stem, calyx, and arms with cirri 96 percent of marine species, and 70 percent of terrestrial life died off in the permian-triassic extinction event, as geologists know it. … Continue reading
Water trapped inside diamonds gives us a peek at the Earth?s mantle
Sulfide inclusion-bearing rough diamonds from the Jwaneng Mine, Botswana. This optical photomicrograph of a rough diamond shows the natural diamond growth surface. Below the surface, at the center, is a brass-colored hexagonal shaped grain of iron sulfide surrounded by an … Continue reading
Voice control in orangutan gives clues to early human speech
An adolescent orangutan called Rocky could provide the key to understanding how speech in humans evolved from the time of the ancestral great apes, according to new research. read more (e) Science News – Paleontology & Archaeology
Spongy minerals could explain why Mars gives off methane burps
What?s causing those burps of methane?NASA/Goddard Space Flight Center Scientific Visualization Studio It could be a blow for those who believe there?s life on the Red Planet. Spongy minerals at the surface, not living organisms, could be releasing Mars?s mysterious … Continue reading
mineraliety: This photo by @mistyliness gives me a dose of…
mineraliety: This photo by @mistyliness gives me a dose of energy and inspiration, especially after an amazing long weekend ////// www.instagram.com/mistyliness www.mineraliety.com mineralia
Copper gives an answer to the rise of oxygen
A new study presents evidence that the rise of atmospheric oxygenation did indeed occur 2.4-2.1 billion years ago. It also shows that biological usage of copper became prominent after the so called ‘Great Oxidation Event.’ Paleontology News — ScienceDaily
Burgess Shale fossil site gives up oldest evidence of brood care
FOR RELEASE from the UNIVERSITY OF TORONTO read more (e) Science News – Paleontology & Archaeology
Burgess Shale fossil site gives up oldest evidence of brood care
Researchers have discovered the oldest direct evidence of brood care, with the identification of eggs containing preserved embryos in fossils of the 508-million-year-old Waptia fieldensis. Recent analysis of specimens of the shrimp-like creature found in the renowned Canadian Burgess Shale … Continue reading
A study of weaning age in fossil elephants gives hints about the cause of their extinction
The extinctions of many giant mammals, like mammoths, at the end of the Ice Ages is a story that most people know about. The causes of these extinctions have long been debated in the scientific literature. Climate change and over-hunting … Continue reading
House budget committee gives economic plan green light
P(ANSA) – Rome, April 16 – The Lower House budget committee approved the economic blueprint of Premier Matteo Renzi’s government Wednesday, sending it for a vote by Friday so the spending and tax-cut plan can be delivered to the European … Continue reading