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Japan creates first artificial crater on asteroid![]() Tokyo (AFP) April 25, 2019 Japanese scientists have succeeded in creating what they called the first-ever artificial crater on an asteroid, a step towards shedding light on how the solar system evolved, the country's space agency said Thursday. The announcement comes after the Hayabusa2 probe fired an explosive device at the Ryugu asteroid early this month to blast a crater in the surface and scoop up material, aiming to reveal more about the origins of life on Earth. Yuichi Tsuda, Hayabusa2 project manager at the Japanes ... read more |
Dark matter detector observes rarest event ever recordedTroy NY (SPX) Apr 26, 2019 How do you observe a process that takes more than one trillion times longer than the age of the universe? The XENON Collaboration research team did it with an instrument built to find the most elusi ... more
Elemental old-timer makes the universe look like a toddlerHouston TX (SPX) Apr 26, 2019 In terms of longevity, the universe has nothing on xenon 124. Theory predicts the isotope's radioactive decay has a half-life that surpasses the age of the universe "by many orders of magnitude," bu ... more
Scientists discover what powers celestial phenomenon STEVEWashington DC (SPX) Apr 26, 2019 The celestial phenomenon known as STEVE is likely caused by a combination of heating of charged particles in the atmosphere and energetic electrons like those that power the aurora, according to new ... more
NASA, FEMA, International Partners Plan Asteroid Impact ExercisePasadena CA (JPL) Apr 26, 2019 While NASA, FEMA, International Partners Plan Asteroid Impact Exercises routinely report on "close shaves" and "near-misses" when near-Earth objects (NEOs) such as asteroids or comets pass relativel ... more |
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Hermes to Bring Asteroid Research to the ISSHouston TX (SPX) Apr 26, 2019 Asteroid researchers on Earth will soon gain a powerful new way to remotely conduct experiments aboard the International Space Station. The device, called the Hermes Facility, is an experiment ... more
Slime mold memorizes foreign substances by absorbing themWashington (UPI) Apr 22, 2019 The slime mold Physarum polycephalum doesn't have a nervous system, yet the single-celled organism is capable of learning and communicating. ... more
SOFIA uncovers ones of the building blocks of the early UniverseBonn, Germany (SPX) Apr 24, 2019 The helium hydride ion, to give HeH+ its full name, once posed something of a dilemma for science. Although its existence has been known from laboratory studies for almost 100 years, it had not been ... more
Physicists make collimated atomic beam smaller, more preciseWashington DC (UPI) Apr 23, 2019 Researchers at the Georgia Institute of Technology have managed to build a cascading silicon peashooter - a smaller, more precise atomic beam collimator. ... more
What Earth's gravity reveals about climate changePotsdam, Germany (SPX) Apr 23, 2019 On March 17, 2002, the German-US satellite duo GRACE (Gravity Recovery and Climate Experiment) were launched to map the global gravitational field with unprecedented precision. After all, the missio ... more |
![]() Necrophagy: A means of survival in the Dead Sea
Oil-eating bacteria found at the bottom of the oceanWashington (UPI) Apr 12, 2019 Scientists have discovered oil-eating bacteria in the planet's deepest oceanic trench, the Mariana Trench. ... more |
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Earth vs. asteroids: humans strike backParis (ESA) Apr 23, 2019 Incoming asteroids have been scarring our home planet for billions of years. This month humankind left our own mark on an asteroid for the first time: Japan's Hayabusa2 spacecraft dropped a copper p ... more
Debris of Satellite Destroyed by India May Threaten ISS - Russian MoDMoscow (Sputnik) Apr 23, 2019 When India tested its anti-satellite weapons, more than 100 fragments of destroyed spacecraft were created; in the future, these fragments could pose a threat to the ISS, the Russian Defence Ministr ... more
Researchers observe slowest atom decay ever measuredZurich, Switzerland (SPX) Apr 26, 2019 Around 1500 meters deep in the Italian Gran Sasso mountains is the underground laboratory LNGS (Laboratori Nazionali del Gran Sasso), in which scientists search for dark matter particles in a lab se ... more
Dark matter detector records extremely rare decay of xenon-124Washington (UPI) Apr 24, 2019 The half-life of the isotope xenon-124 is a trillion times longer than the age of the universe. Observing such a slow decay would seem impossible, but scientists working on the XENON Collaboration, a dark matter detection effort, have done exactly that. ... more
Physicists aim to catch slow-decaying dark particle inside LHCWashington (UPI) Apr 18, 2019 Scientists at the Large Hadron Collider have developed a new strategy for tracking down dark matter. ... more |
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Next-Generation NASA Instrument Advanced to Study the Atmospheres of Uranus and Neptune Greenbelt MD (SPX) Apr 26, 2019
Much has changed technologically since NASA's Galileo mission dropped a probe into Jupiter's atmosphere to investigate, among other things, the heat engine driving the gas giant's atmospheric circulation.
A NASA scientist and his team at the Goddard Space Flight Center in Greenbelt, Maryland, are taking advantage of those advances to mature a smaller, more capable net flux radiometer.
... more |
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Rapid destruction of Earth-like atmospheres by young stars Vienna, Austria (SPX) Apr 26, 2019
The discoveries of thousands of planets orbiting stars outside our solar system has made questions about the potential for life to form on these planets fundamentally important in modern science.
Fundamentally important for the habitability of a planet is whether or not it can hold onto an atmosphere, which requires that the atmosphere is not completely lost early in the lifetime of the pl ... more |
ESA to Lose Member State Support if ExoMars Launch Postponed - Director-General Washington DC (Sputnik) Apr 26, 2019
The European Space Agency (ESA) and Russia's Roscosmos should not consider postponing the launch of the ExoMars mission as its rescheduling will lead to the loss of support from European member countries, Director-General Jan Woerner told Sputnik.
"I don't accept a discussion about rescheduling because we already postponed the launch for two years, from 2018 to 2020, and I believe industry ... more |
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Kennedy Scientist Leading Team to Combat Lunar Dust Kennedy Space Center FL (SPX) Apr 23, 2019
Dust can be a nuisance - on Earth and the Moon. Astronauts exploring the Moon's South Pole will need a way to help keep pesky lunar dust out of hard to reach places.
A team at NASA's Kennedy Space Center in Florida may have the solution. The technology launched to the space station April 17, 2019, from Wallops Flight Facility on the eastern shore of Virginia as part of the Materials Intern ... more |
Mystery of the universe's expansion rate widens with new Hubble data Greenbelt MD (SPX) Apr 26, 2019
Astronomers using NASA's Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the universe's expansion rate. The recent study strengthens the case that new theories may be needed to explain the forces that have shaped the cosmos.
A brief recap: The universe is getting bigger every second. The space betwe ... more |
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Greek researchers enlist EU satellite against Aegean sea litter Lesbos Island, Greece (AFP) April 22, 2019
Knee-deep in water on a picture-postcard Lesbos island beach, a team of Greek university students gently deposits a wall-sized PVC frame on the surface before divers moor it at sea.
Holding in plastic bags and bottles, four of the 5 metre-by-5-metre (16 foot-by-16-foot) frames are part of an experiment to determine if seaborne litter can be detected with EU satellites and drones.
"This w ... more |
Earth vs. asteroids: humans strike back Paris (ESA) Apr 23, 2019
Incoming asteroids have been scarring our home planet for billions of years. This month humankind left our own mark on an asteroid for the first time: Japan's Hayabusa2 spacecraft dropped a copper projectile at very high speed in an attempt to form a crater on asteroid Ryugu. A much bigger asteroid impact is planned for the coming decade, involving an international double-spacecraft mission.
... more |
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Scientists discover what powers celestial phenomenon STEVE Washington DC (SPX) Apr 26, 2019
The celestial phenomenon known as STEVE is likely caused by a combination of heating of charged particles in the atmosphere and energetic electrons like those that power the aurora, according to new research. In a new study, scientists found STEVE's source region in space and identified two mechanisms that cause it.
Last year, the obscure atmospheric lights became an internet sensation. Ty ... more |
China to build moon station in 'about 10 years' Beijing (AFP) April 24, 2019
Beijing plans to send a manned mission to the moon and to build a research station there within the next decade, state media reported Wednesday, citing a top space official.
China aims to achieve space superpower status and took a major step towards that goal when it became the first nation to land a rover on the far side of the moon in January.
It now plans to build a scientific researc ... more |
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Mystery of the universe's expansion rate widens with new Hubble data Greenbelt MD (SPX) Apr 26, 2019
Astronomers using NASA's Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the universe's expansion rate. The recent study strengthens the case that new theories may be needed to explain the forces that have shaped the cosmos.
A brief recap: The universe is getting bigger every second. The space betwe ... more |
Children judge people based on facial features, just like adults Washington (UPI) Apr 19, 2019
Children judge and adjust their behavior toward people based on the person's facial features, just like adults do.
Previous studies have detailed the way various facial features - the tilt of a person's mouth or distance between a person's eyes, for example - influence a person's perception and expectations of another person. These preconceived notions, formed in an instant, can affec ... more |
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New concept for novel fire extinguisher in space Toyohashi, Japan (SPX) Apr 23, 2019
A research team in the Department of Mechanical Engineering at Toyohashi University of Technology has developed new concept of fire extinguisher optimized for space-use; named Vacuum Extinguish Method (VEM).
VEM is based on the completely "reverse" operation of widely-used fire extinguisher, namely, spraying extinguisher agent(s) into the firing point. VEM is sucking the flame as well as c ... more |
Researchers calculate decades of 'scary' Greenland ice melting Washington (AFP) April 22, 2019
Measuring melting ice is a fairly precise business in 2019 - thanks to satellites, weather stations and sophisticated climate models.
By the 1990s and 2000s, scientists were able to make pretty good estimates, although work from previous decades was unreliable due to less advanced technology.
Now, researchers have recalculated the amount of ice lost in Greenland since 1972, the year the ... more |
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Soft tissue makes coral tougher in the face of climate change Manoa HI (SPX) Apr 24, 2019
Climate change and ocean warming threaten coral reefs and disrupt the harmonious relationship between corals and their symbiotic algae, a process known as "coral bleaching." However, a new study conducted by scientists at the University of Hawai'i (UH) at Manoa and the California Academy of Sciences revealed soft tissues that cover the rocky coral skeleton promote the recovery of corals followin ... more |
What Earth's gravity reveals about climate change Potsdam, Germany (SPX) Apr 23, 2019
On March 17, 2002, the German-US satellite duo GRACE (Gravity Recovery and Climate Experiment) were launched to map the global gravitational field with unprecedented precision. After all, the mission lasted a good 15 years - more than three times as long as expected. When the two satellites burnt up in the Earth's atmosphere at the end of 2017 and beginning of 2018, respectively, they had record ... more |
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