Science News
Using a new kind of electron microscopy to measure weak van der Waals interactions
Phys.org - 23 Apr 2021 18:13
A team of researchers from China, the Netherland and Saudi Arabia has used a new kind of electron microscopy to measure weak van der Waals interactions. In their paper published in the journal Nature, the group describes...
Antimatter stars may lurk in the solar system's neighbourhood
New Scientist - 23 Apr 2021 18:05
There have been hints that 14 unlikely and exotic stars made of antimatter, called antistars, could exist in the area immediately surrounding our solar system
Lithium treats intellectual defects in mouse model of Bardet-Biedl Syndrome
Science Daily - 23 Apr 2021 02:19
Mice with symptoms that mimic Bardet-Biedl Syndrome (BBS) have difficulty with learning and generating new neurons in the hippocampus. However, according to a new study, these mental defects can be successfully treated w...
Highly effective malaria vaccine could be a game-changer, early trial suggests
Live Science - 23 Apr 2021 22:28
A new malaria vaccine showed to be 77% effective in early clinical trials, the first to pass the World Health Organization's efficacy goal.
Chernobyl's liquidators didn't pass on radiation damage to their children
Live Science - 23 Apr 2021 22:13
Exposure to Chernobyl radiation increased the risk of thyroid cancer by breaking DNA strands, but the effects didn't carry to the next generation.
AI face analysis can tell if cows and pigs are excited or stressed
New Scientist - 23 Apr 2021 22:01
An animal welfare system uses AI to determine if farm animals are experiencing any of nine emotional states, such as stress, aggression or relaxation
Covid-19 news: Japan to declare state of emergency ahead of Olympics
New Scientist - 23 Apr 2021 21:13
The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic
Force transmission between cells orchestrates collective cellular motion
Science Daily - 23 Apr 2021 21:02
How do the billions of cells communicate in order to perform tasks? The cells exert force on their environment through movement - and in doing so, they communicate. They work as a group in order to infiltrate their envir...
Newly discovered immune cell function vital to healing
Science Daily - 23 Apr 2021 21:01
Cardiovascular disease, the most common cause of death, is the result of oxygen deprivation as blood perfusion to affected tissue is prevented. To halt the development of the disease and to promote healing, re-establishm...
Fight or flight response may hinge on protein in skeletal muscular system
Science Daily - 23 Apr 2021 21:01
Researchers say a regulatory protein found in skeletal muscle fiber may play an important role in the body's fight or flight response when encountering stressful situations.
Skeletal defects may be ameliorated after immobility in the womb
Science Daily - 23 Apr 2021 21:01
Researchers have discovered that some skeletal defects associated with a lack of movement in the womb during early development may still be ameliorated after such periods of immobility if movement resumes. The discovery ...
Engineering single-molecule fluorescence with asymmetric nano-antennas
Phys.org - 23 Apr 2021 20:55
NIR fluorescence has shown great potential in bioscience, but low quantum-yield has largely impeded research on most NIR fluorophores. Here, scientists in China use asymmetric plasmonic nano-antennas to drastically enhan...
Vaccines neutralize New York coronavirus variant in lab dishes
Live Science - 23 Apr 2021 20:29
The studies analyzed antibodies drawn from vaccinated people.
Researchers realize high-efficiency frequency conversion on integrated photonic chip
Phys.org - 23 Apr 2021 19:08
A team led by Prof. GUO Guangcan and Prof. ZOU Changling from the University of Science and Technology of China of the Chinese Academy of Sciences realized efficient frequency conversion in microresonators via a degenera...
Proxima Centauri shoots out humongous flare, with big implications for alien life
Live Science - 23 Apr 2021 19:02
Scientists have detected the largest stellar flare ever recorded from Proxima Centauri. The finding changes what we know about stellar flares and the potential for alien life around red dwarfs.
Leonardo da Vinci didn't carve the notorious 'Flora' bust, experts find
Live Science - 23 Apr 2021 18:20
New analysis of a bust attributed to Leonardo da Vinci has determined that the famed artwork wasn't da Vinci's. Rather, it was crafted from sperm whale wax in the 19th century.
A Helicopter Flew on Mars for the First Time. A Space Physicist Explains Why That's Such a Big Deal
Singularity Hub - 23 Apr 2021 18:00
On Monday of this week, the Ingenuity helicopter--which landed on Mars with the Perseverance rover in February--took off from the Martian surface. More importantly, it hovered for about 30 seconds, 3 meters above the sur...
Ankle exoskeleton enables faster walking
Science Daily - 23 Apr 2021 17:54
In lab tests, researchers found that an optimized ankle exoskeleton system increased participants' walking speed by about 40 percent compared with their regular speed. The researchers hope someday to help restore walking...
How philosophy can change the understanding of pain
Science Daily - 23 Apr 2021 17:54
Researchers have investigated how philosophical approaches can be used to think in new ways about pain and its management. The researchers advocate not merely reducing chronic pain management to searching and treating un...
Bacteria and viruses infect our cells through sugars: Now researchers want to know how they do it
Science Daily - 23 Apr 2021 17:54
Most infectious bacteria and viruses bind to sugars on the surface of our cells. Now researchers have created a library of tens of thousands of natural cells containing all the sugars found on the surface of our cells. T...
Silver coins unearthed in New England may be loot from one of the 'greatest crimes in history'
Live Science - 23 Apr 2021 17:46
A handful of Arabian silver coins found in New England may be the last surviving relics of history's most notorious act of piracy -- and perhaps one of the most famous pirates who ever lived.
Living cells: Individual receptors caught in the act of coupling
Science Daily - 23 Apr 2021 17:26
A new imaging technique that can capture movies of individual receptors on the surface of living cells in unprecedented detail could pave the way to a trove of new drugs.