US and World News

An Asteroid That Could Have Wiped Out A City Narrowly Missed Earth, Catching Scientists By Surprise - Forbes
Astronomers didn’t notice the asteroid until it was a day away from passing Earth.

SpaceX's launch of an experimental rocket ship set fire to about 100 acres of wildlife refuge in south Texas - Business Insider
The fires started by Starhopper, a prototype Mars rocket, initially seemed to be extinguished, but the flames rekindled and spread overnight.

Fossilized Clams Had Evidence of a Meteorite Impact Inside Them - Universe Today
When an extraterrestrial object slams into the Earth, it sends molten rock high into the atmosphere. That debris cools and re-crystallizes and falls back down to Earth. Tiny glass beads that form in this process are called microtektites, and researchers in Fl…

Football-Size Meteorite May Have Landed in an Indian Rice Field - Live Science
The strange magnetic rock was the size of a football.

How to watch the Delta Aquariid meteor shower - NBC News
The Delta Aquariid meteors arrived July 12 and will be visible until Aug. 23, and will overlap with the Perseid meteor shower.

NASA's Mars 2020 Rover Does Biceps Curls (Arm Testing Time Lapse) - NASA Jet Propulsion Laboratory
Time lapse video of robotic arm on NASA's Mars 2020 rover handily maneuvers 88-pounds (40 kilograms) worth of sensor-laden turret as it moves from a deployed...

Seeking Landers to Return Humans to the Moon on This Week @NASA – July 26, 2019 - NASA
Seeking ideas for landing systems to return humans to the Moon, showcasing our aeronautics research efforts, and the science connection to Apollo 11’s splash...

Drones will fly for days with new photovoltaic engine - Tech Xplore
UC Berkeley researchers just broke another record in photovoltaic efficiency, an achievement that could lead to an ultralight engine that can power drones for days.

World's smallest fossil monkey found in Amazon jungle -
A team of Peruvian and American scientists have uncovered the 18-million-year-old remains of the smallest fossil monkey ever found.

New Research: Global Temp Rising at Fastest Rate in 2,000 Years - Futurism
This should put an end to the "business as usual" argument once and for all.

Earth's 'boring billion' years of stagnant, stinking oceans might actually have been rather dynamic - Phys.Org
Geologists have dubbed Earth's middle age the "boring billion." Occurring some 1,800 to 800 million years ago, it has long been considered a period when little happened on Earth in terms of biological evolution, climate, or the chemistry of the oceans and atm…

'Dark Matter Bullets' Could Tear Through the Human Body, Wild New Study Suggests - Live Science
A type of dark matter might be capable of causing gunshot-like wounds.

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