157 results for "meteorite"

The “Planet Earth Report” connects you to headline news on the science, technology, discoveries, people and events changing our planet and the future of the human species. On 9/11, Luck...

Posted on Aug 21, 2019 in Astronomy, Science, Space “It must have been a supernova, not so near as to kill us but not too far to be diluted in...

Posted on Aug 13, 2019 in Astrobiology, Astronomy, Science, Space “We know that giant planet migration must have taken place in order to explain the current orbital structure of the...

Posted on Jun 19, 2019 in Astronomy, Science, Space When Apollo lunar samples were brought back, the NASA curators had the foresight to say, “in this moment we don’t have...

Posted on Jun 17, 2019 in Astronomy, Climate Change, NASA, Science, Space We didn’t know what the Sun looked like in its first billion years, and it’s super important because...

Posted on May 21, 2019 in Astronomy, Science The Moon’s collision with a dwarf planet some 4.4 billion years ago provided sufficient carbonaceous material to account for the entire amount...

Posted on Jan 23, 2022 in Astronomy, Astrophysics, Neutron Star, Science The heaviest natural elements on the periodic table such as gold, platinum, and uranium were forged during the mergers...

Posted on Apr 23, 2019 in Astronomy, Science “It’s great to finally have a sign that there’s still seismic activity on Mars,” said Philippe Lognonne, a researcher at Paris’ Institut...

Posted on Apr 1, 2019 in Astronomy, Science “Mars Express was the first to report a significant detection of methane from orbit around Mars, and now, fifteen years later, we...

Posted on Mar 18, 2019 in Astronomy, News, Science “The composition of a rocky planet is one of the most important missing pieces in our efforts to find out whether...

Posted on Mar 4, 2019 in Astronomy, News, Science “Our question was, how much energy does it take to actually destroy an asteroid and break it into pieces?” says Charles...

Posted on Mar 25, 2019 in Astronomy, Science “One should consider this a new mission to the Moon,” says Chip Shearer, a geologist at the University of New Mexico in...

Posted on May 2, 2021 in Evolution, Mass Extinction, Science “Driving through the lonely, windswept ranchlands of southwestern North Dakota, we got out of our field vehicle, passed through through...

Posted on Mar 6, 2019 in Evolution, Science Dinosaurs were unaffected by long-term climate changes and flourished before their sudden demise by asteroid strike at the end of the Cretaceous...

Posted on Mar 5, 2019 in Astronomy, Science The fact that giant Jupiter-like planets are so rare may be one of the reasons why we have yet to discover intelligent...

Posted on Mar 14, 2019 in NASA, News, Science Could there be dinosaur dust on the moon? The moon has been keeping secrets for billions of years, but we’ve had...

Posted on Mar 1, 2019 in Biology, Evolution, Origin of Life, Science Occam’s Razor rules! A University of Oslo team discovered the most straight-forward and plausible explanation so far for...

By the end of this century, says astrophysicist Martin Rees, we should be able to ask whether or not we live in a multiverse, and how much variety of the...

Posted on Feb 14, 2019 in Astronomy, Geology, Science “Our calculations indicate that, coinciding with the so-called ‘Heavy Bombardment’ produced by the gravitational destabilization of the main asteroid belt, billions...

Posted on Feb 11, 2019 in Astronomy, Science A NASA glaciologist has discovered a possible second impact crater buried under more than a mile of ice in northwest Greenland. This...

Posted on Feb 16, 2019 in Astronomy, Evolution, Science “The asteroid itself was so large that, even at the moment of impact, the top of it might have still towered...

Posted on Feb 11, 2019 in Astronomy, News, Science If a massive star in the birth environment of the Sun –a yellow G2 dwarf star, one of a trillion stars...

In Reinventing the Sacred, Stuart Kaufman, theoretical biologist and emeritus professor of biochemistry at the University of Pennsylvania, who studies the origin of life on Earth, observes: “There is a...

Posted on Jan 23, 2019 in Climate Change, Science Was this the trigger of the “Great Dying” mass-extinction event (and a host of wild conspiracy theories)? A NASA satellite detected...

Posted on Oct 29, 2021 in Astronomy, NASA, Science “It would be tantalizing to find microfossils of extraterrestrial forms of life on the moon. Even more exciting would be to...

Posted on Jan 23, 2019 in Science “Titan is a very interesting moon because it has this very thick atmosphere, which makes it unique among moons in our solar system,”...

“Ceres –the only dwarf planet in the inner Solar System–has gained a pivotal role in assessing the origin, evolution and distribution of organic species across the inner solar system,” said...

Posted on Dec 18, 2018 The “Planet Earth Report” connects you to the days’ headlines on the discoveries, people, and events changing our planet and the future of the human...

Posted on Dec 4, 2018 Sixty Six million years ago a 14 kilometer long, Mount Everest sized asteroid blasted a hole in the ground, the Chicxulub Impact, creating a 20-mile...

Posted on Nov 5, 2018 in Astronomy, NASA, Science, Solar System, Technology “Previous missions to the Red Planet have investigated its surface by studying its canyons, volcanoes, rocks and soil,”...

Could one of Earth’s most intelligent species be an alien, ‘seeded’ on the planet by an interstellar genetic code? Scientists speculate that the clue might be found in the ancient...

Sixty Six million years ago a 14 kilometer long, Mount Everest sized asteroid blasted a hole in the ground, the Chicxulub Impact, releasing the equivalent of 100 million megatons of...

Within a geological blink on an eye, a span of only 10 million years, the number of species on the planet tripled. This exotic phenomenon took place within a 40-million-year...

Posted on Nov 1, 2018 in Astrobiology, Astronomy, Biology, Science “Revealing the processes by which organic carbon compounds form on Mars has been a matter of tremendous interest for understanding...

“Rather than flying away from the Galactic center, most of the high-velocity stars we spotted seem to be racing towards it,” says Tommaso Marchetti who used an artificial neural network,...

Posted on Sep 3, 2018 in Biology, Evolution, Science “Paleontologists know there are key moments in Earth’s history when extinction rates are high. For example, researchers have identified the Big...

A single ancient molecule appears to be at the heart of the creation of life, “bringing us just a little bit closer to addressing the question of whether we are...

For around half a century, the ‘Gaia’ hypothesis has provided a unique way of understanding how life has persisted on Earth, championing the idea that living organisms and their inorganic...

“The mission of the 2020 rover is to look for the signs of past life,” said Jack Mustard, a leading expert in Planetary Surfaces and Environments at Brown University. “Areas...

Phosphorus is one of the six main elements that make up the human body, and is a necessary building block for other organisms. However, unlike hydrogen, oxygen, carbon, nitrogen and...

Posted on Sep 27, 2018 in Astronomy, Biology, Evolution, Science, Space Phosphates, a key building block for life, was found to be generated in outer space and delivered to early...

Posted on Jun 4, 2021 in Astronomy, Science, Space The weird shapes and colors of the tiny Martian moons Phobos and Deimos have inspired a long-standing debate about their origins....

Posted on Aug 27, 2018 “How could it have taken two million years for Jupiter to grow from 20 to 50 Earth masses?” asked Julia Venturini at the University of...

Posted on Aug 17, 2018 “Arguably, the notion that life may have once existed on the Red Planet is the most compelling scientific reason to send investigators there. The ancient...

Posted on Aug 17, 2018 The idea that chirality, a predisposition inherent in all life as we know it, either began with or arose from the birth of the Milky...

Posted on Apr 8, 2018   Researchers may have solved a key puzzle about how objects from space could have kindled life on Earth. While it is generally accepted that...

Posted on Mar 6, 2018 in NASA, Solar System In 1969, astronauts aboard the Apollo missions collected rocks and other geological samples from the surface of the moon, sealed them...

Posted on Feb 26, 2018 in Astrobiology, Solar System Jupiter’s icy moon Europa is a major target of astrobiology research as it offers a possible habitable environment. Under its 10...

Posted on Dec 27, 2017 Despite the many impressive discoveries humans have made about the universe, scientists are still unsure about the birth story of our solar system. But now...

Posted on Oct 25, 2017 in Evolution, Mass Extinction, Planet Earth, Science The geologic record can sometimes provide clear-cut evidence of epoch changes. For example, when a meteorite collided with...