Meteors
An evolving understanding of extinction  PHYS.ORG · 3 days
Few things related to science capture the imagination more than the magic of worlds past. This includes the origins of life, dinosaurs, mass extinctions, meteorite impacts, and the evolution of our species. Understanding the evolution of life is... more
Meteorite contains the oldest material on Earth: 7-billion-year-old stardust  SCIENCE DAILY · 7 days
Scientists have discovered the oldest solid material on Earth: 7-billion-year-old stardust trapped inside a meteorite. This stardust provides evidence for a 'baby boom' of new stars that formed 7 billion... more
Scientists Find 7-Billion-Year-Old Stardust in Murchison Meteorite  SCI-NEWS.COM · 7 days
A team of researchers from the United States, Switzerland and Australia has found 4.6 to 7-billion-year-old presolar grains of silicon carbide (SiC)... more
Oldest stuff on Earth found inside meteorite that hit Australia  REUTERS · 7 days
A meteorite that crashed into rural southeastern Australia in a fireball in 1969 contained the oldest... more
Meteorite contains the oldest material on Earth: 7-billion-year-old stardust  PHYS.ORG · 7 days
Stars have life cycles. They're born when bits of dust and gas floating through space find each other and collapse in on each other and heat up. They burn for... more
Shocked meteorites provide clues to Earth's lower mantle  SCIENCE DAILY · 1 week
An international team of scientists have completed a complex analysis of a ''shocked meteorite'' and gained new insight into Earth's lower mantle. more
Shocked meteorites provide clues to Earth's lower mantle  PHYS.ORG · 1 week
Deep below the Earth's surface lies a thick rocky layer called the mantle, which makes up the majority of our planet's volume. While Earth's mantle is too deep for humans to observe... more
Evidence for the charge disproportionation of iron in extraterrestrial bridgmanite  Science Magazine · 1 week
Bridgmanite, MgSiO3 with perovskite structure, is considered the most abundant mineral on Earth. On the lower mantle, it contains Fe and Al that strongly influence its behavior. Experimentalists... more
International team starts on drilling expedition  PHYS.ORG · 2 weeks
The Earth's Cenozoic Era began 66 million years ago with a bang—and with the last mass extinction event on Earth until now. The meteorite impact that marked the end of the Cretaceous Period and the beginning... more
800,000 Years Ago, a Meteor Slammed Into Earth. Scientists Just Found the Crater.  LIVE SCIENCE · 2 weeks
Scientists have finally pinpointed the location of a long-hidden, 790,000-year-old impact crater, found under a lava field in southern Laos. more
Evidence suggests ancient impact crater buried under Bolaven volcanic field  PHYS.ORG · 2 weeks
A team of researchers with members from Singapore, the U.S., Thailand and Laos has concluded that the impact point of a meteorite that struck the Earth approximately 790,000... more
Ursid Meteor Shower Peaks Tonight  LIVE SCIENCE · 4 weeks
The annual Ursid meteor shower will peak during the overnight hours of Sunday (Dec. 22), into the morning hours of Monday (Dec. 23). more
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