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Mushrooms on Mars and four other unproven claims that alien life exists

Fri, 06/18/2021 - 19:04
On August 7, 1996, the then US president Bill Clinton stood on the White House lawn and announced the possibility that scientists had discovered the ancient, fossilised remains of micro-organisms in a meteorite that had been recovered from Antarctica in 1984.

A satellite's view of a deadly 2019 eruption could improve volcano monitoring

Fri, 06/18/2021 - 19:00
On December 9, 2019, a cloud of steam and volcanic gases blasted out of New Zealand's Whakaari, or White Island, volcano. Relative to eruptions at other volcanoes, the explosion was small. But it claimed the lives of 22 people and injured another 25, many ...

A Mysterious Crater's Age May Add Clues to the Dinosaur Extinction

Fri, 06/18/2021 - 19:00
Boltysh crater, a 15-mile-wide formation in central Ukraine, may not be as famous as the Chicxulub crater under the Yucatán Peninsula in Mexico, which is directly implicated in the death of the dinosaurs and many other species about 66 million years ago.

Tumor necrosis factor inhibitor treatment to slow progression of spondyloarthritis

Fri, 06/18/2021 - 18:40
Sacroiliitis is an inflammation of the sacroiliac joints, situated where the lower spine and pelvis connect. Sacroiliitis is linked to the disease axial spondyloarthritis (axSpA) and visible via X-ray. Observational cohort studies have shown that there is low, but still ...

Miracle 'camera' captures electrical activity of a beating heart using graphene

Fri, 06/18/2021 - 18:07
Wonder what the sci-fi future of camera technology will look like? We're betting it will have a lot to do with graphene. If you haven't heard of it, graphene is a miraculous substance that creates a carbon film that's just one atom thick, yet is about 200 times ...

Mouse plague hell as Australians 'tie string around trouser legs' to stop disease-carrying rodents scurrying up'

Fri, 06/18/2021 - 18:04
The country has been gripped by a plague of mice - the worst outbreak in more than 30 years. People have been protecting themselves against the critters by keeping trouser legs closed ...

Overcoming a newly recognized form of resistance to modern prostate cancer drugs

Fri, 06/18/2021 - 17:50
That's when castration-resistant prostate cancers undergo a deadly identity switch -- shifting from resembling glandular cells to neuroendocrine cells, which can behave more like small cell lung cancer. The findings using human and mouse cell ...

SpaceBok, the Robot Being Designed to Walk on Mars

Fri, 06/18/2021 - 17:36
In fact, to date, all of the robots scouring the surface of the Red Planet have been on wheels. Thus, scientists from Switzerland's ETH Zurich and Germany's Max Planck Institute for Solar System Research have developed distinct robotic legs on their small ...

Scientists detect signatures of life remotely

Fri, 06/18/2021 - 17:35
As part of the MERMOZ project (see info box), an international team led by the University of Bern and the National Centre of Competence in Research NCCR PlanetS, has now succeeded in detecting this signature from a distance of 2 kilometers and at a ...

A Youtube Video Has Led To A $10000 Wager On The Laws Of Physics

Fri, 06/18/2021 - 17:34
Popular science communicator and creator of the Veritasium YouTube channel Derek Muller and UCLA professor of physics Alexander Kusenko have a $10,000 bet on a wind-powered vehicle that has been at the center of a heated debate for over a decade.

Computer glitch sends aging NASA Hubble Space Telescope into safe mode

Fri, 06/18/2021 - 17:33
The Hubble Space Telescope has spent over three decades bringing us glorious images and data from our universe. But the spacecraft is showing its age. The Hubble team is now troubleshooting a problem with the telescope's payload computer -- a piece of ...

Science Papers Present GWAS of Brain Structure, System for Controlled Gene Transfer

Fri, 06/18/2021 - 17:32
A number of loci co-localized with brain diseases including glioma and stroke and genetic correlations are seen with white matter microstructure and 57 complex traits and diseases such as cognitive functions, cardiovascular risk factors, and various ...

New cause found for intensification of oyster disease

Fri, 06/18/2021 - 17:30
Panel A shows the original form of the Dermo parasite Perkinsus marinus, with black arrows indicating typical Dermo cells and the white arrow a dividing form, all infecting connective tissues deep inside an oyster. Panel B shows the new form of the parasite, ...

Graphene drum: A new phonon laser design

Fri, 06/18/2021 - 17:27
Professor Konstantin Arutyunov of the HSE Tikhonov Moscow Institute of Electronics and Mathematics (MIEM HSE), together with Chinese researchers, has developed a graphene-based mechanical resonator, in which coherent emission of sound energy ...

NASA is sending a mannequin on a space mission. Here's how you can help name it.

Fri, 06/18/2021 - 17:26
This test flight comes ahead of the the Artemis II spaceflight scheduled for 2023. The mannequin is designed to resemble the human body and is used in training for emergency rescues, medical education and research. The ...

On the Pointlessness of Pointy Shoes

Fri, 06/18/2021 - 17:11
Archaeological advice on post-pandemic footwear. Plus: brittle stars in a “weirdo box,” a possible Viking ransom and more in the Friday edition of the Science Times newsletter.

New fossils reveal one of the largest land mammals ever found — and it's a giant rhino

Fri, 06/18/2021 - 16:58
About 25 million years ago, giant rhinos more than 16 feet tall roamed the Earth. They are considered the largest land mammal that ever lived — but their evolutionary history and dispersal across Asia have left scientists puzzled. Paleontologists have now ...

Venus facts: What colour is it and how long is a day?

Fri, 06/18/2021 - 16:54
VENUS is one of our closest neighbours – but it's very unlike Earth. In fact, you'd be instantly killed if you ever set foot on the planet. Here's some of the key info you need to know. Get all the latest Science news; Keep up-to-date with the top Space ...

Footprints of possibly last dinosaurs to walk Britain found in Kent

Fri, 06/18/2021 - 16:48
The researchers discovered the fossilised footprints of multiple dinosaur species – preserved by sediment, filling the impression left behind when a dinosaur's foot pushes into the ground – in an area prone to storms in Folkestone, Kent.

Spider paws inspire scientists to create powerful reversible glue

Fri, 06/18/2021 - 16:35
The authors of the new study studied the properties of spider legs: insects can move on any surface without sliding. They want to use the same mechanism for ultra-strong glue, which can be removed if desired. The legs of a spider of the species Cupiennius ...

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