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Scientists deploy directed evolution to create new antibiotics![]() Washington (UPI) May 10, 2019 Scientists have developed a better way to build new antibiotics. Using a method known as directed evolution, researchers successfully synthesized beta-lactams, a molecular structure used to create antibiotics. Most antibiotics, including the most famous antibiotic, penicillin, are anchored by beta-lactams. Traditionally, scientists create beta-lactams by taking a chain-like molecule and affixing one end of the chain to its middle, forming a loop. Usually, scientists are forced to ... read more |
Like submicroscopic spacecrafts: graphene flakes to control neuron activityRome, Italy (SPX) May 10, 2019 Like in a science fiction novel, miniscule spacecrafts able to reach a specific site of the brain and influence the operation of specific types of neurons or drug delivery: graphene flakes, the subj ... more
Scientists identify 'jumping' superbug gene resistant to last-resort antibioticWashington (UPI) May 7, 2019 Scientists have found a highly-mobile gene that helps superbugs resist colistin, one of the most effective last-resort antibiotics. ... more
ESA explores ageing process in spaceParis (ESA) May 05, 2019 Wrinkles, muscle pain, high blood pressure and a clumsy brain are all natural consequences of getting old. As our cells rust over time, a key to fighting chronic disease may be in tiny, smartly desi ... more
A Scent-Based Strategy for Preventing Mosquito Transmission of DiseaseWashington DC (SPX) May 06, 2019 Could it be that your scent is just a bit too attractive? It is known that mosquitoes are drawn to certain human chemical odors that lead the insects to sources of food. ReVector, a new program from ... more |
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Mother detained after Chinese vaccine protestBeijing (AFP) April 17, 2019 A Chinese health activist has been detained for more than a month, her husband said Wednesday, after she participated in a protest over faulty vaccines - a re-occurring issue in China. ... more
Tel Aviv University scientists print first 3D heart using patient's biological materialsTel Aviv, Israel (SPX) Apr 17, 2019 In a major medical breakthrough, Tel Aviv University researchers have "printed" the world's first 3D vascularised engineered heart using a patient's own cells and biological materials. Their finding ... more
Mice show off microgravity athleticism after arriving on ISSWashington (Sputnik) Apr 18, 2019 Wanting to better understand how space affects astronauts, the US' National Aeronautics and Space Administration (NASA) sent a group of mice to the International Space Station for 37 days. NAS ... more
Next-generation gene drive arrivesSan Diego CA (SPX) Apr 15, 2019 New CRISPR-based gene drives and broader active genetics technologies are revolutionizing the way scientists engineer the transfer of specific traits from one generation to another. Scientists ... more
Child vaccination levels falling short in large parts of AfricaSouthampton UK (SPX) Apr 15, 2019 A study by the University of Southampton shows that several low-and middle-income countries, especially in Africa, need more effective child vaccination strategies to eliminate the threat from vacci ... more |
![]() NASA Twins Study finds spaceflight affects gut bacteria
NASA's 'Twins Study,' landmark research for an eventual Mars missionWashington (AFP) April 11, 2019 A NASA study of a US astronaut who spent a year in space while his twin brother remained on Earth is providing valuable insights into the effects of extended spaceflight on the human body, a key to planning a future manned mission to Mars, researchers said Thursday. ... more |
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Astronaut twins study yields new insights and portable DNA sequencing toolsIthaca NY (SPX) Apr 12, 2019 Long-term spaceflight causes more changes to gene expression than shorter trips, especially to the immune system and DNA repair systems, according to research by Weill Cornell Medicine and NASA inve ... more
NASA's Landmark Twins Study Reveals Resilience of Human Body in SpaceWashington DC (SPX) Apr 12, 2019 Results from NASA's landmark Twins Study, which took place from 2015-2016, were published Thursday in Science. The integrated paper - encompassing work from 10 research teams - reveals some interest ... more
Space-enabled mobile laboratory ready for medical emergenciesParis (ESA) Apr 08, 2019 A laboratory that enables first responders to combat biological hazards and infectious diseases rapidly and safely has demonstrated its strengths during a simulated biological incident conducted in ... more
Will cyborgs be made from melanin? Pigment breakthrough enables biocompatible electronicsWashington DC (SPX) Mar 27, 2019 The dark brown melanin pigment, eumelanin, colors hair and eyes, and protects our skin from sun damage. It has also long been known to conduct electricity, but too little for any useful application ... more
Medicare costs are lower in places with more trees and shrubsWashington (UPI) Apr 1, 2019 When researchers analyzed healthcare expenditures and environmental data in 3,086 of the 3,103 counties in the continental United States, they found counties with more trees and shrubs have lower Medicare costs. ... more |
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Italy takes in migrants rescued by navy, but not charity ship Rome (AFP) May 10, 2019
Migrants rescued at sea by the Italian navy will land in Italy on Friday after a EU deal to host them, the government said, while others saved by a charity ship remain stranded at sea.
Thirty-six people were plucked from a floundering boat off Libya on Thursday after they were spotted by a navy boat patrolling as part of an Italian operation to protect fishing and oil platforms.
"I thank ... more |
GSA launches testing campaign for agriculture receivers Paris (SPX) May 06, 2019
The GSA is launching a new testing campaign for receiver manufacturers: The machine guidance testing campaign for agriculture receivers.
Within this testing campaign, receivers usually used for machine guidance tasks will be thoroughly tested for their performance in various test cases, looking at multi-constellation and multi-frequency combinations and using several augmenting techniques. ... more |
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Climate change triggered South American population decline 8,000 years ago Washington (UPI) May 9, 2019
Some 8,000 years ago, South American's climate suddenly shifted. According to a new study, the abrupt change precipitated a decline among the continent's human populations.
"Archaeologists working in South America have broadly known that some 8,200 years ago, inhabited sites in various places across the continent were suddenly abandoned," Philip Riris, researcher at University College L ... more |
Evolution brought rare flightless bird species back from the dead Washington (UPI) May 9, 2019
Evolution produced the same flightless bird species twice, with each occurrence separated by tens of thousands of years. The phenomena, called iterative evolution, helped bring the flightless rail species back from the dead.
According to a new study, the bird twice settled on an isolated atoll near the Seychelles called Aldabra, losing its ability to fly after a several thousand years o ... more |
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A Scent-Based Strategy for Preventing Mosquito Transmission of Disease Washington DC (SPX) May 06, 2019
Could it be that your scent is just a bit too attractive? It is known that mosquitoes are drawn to certain human chemical odors that lead the insects to sources of food. ReVector, a new program from DARPA's Biological Technologies Office, intends to diminish that attraction - or even actively repel mosquitoes - by engineering the skin microbiome to temporarily alter chemical production.
By ... more |
Chinese court holds off ruling on Canadian's death penalty appeal Beijing (AFP) May 9, 2019 A Chinese court adjourned a hearing on a Canadian man's appeal against his death sentence for drug smuggling without a decision Thursday in a case that has deepened a diplomatic spat between Beijing and Ottawa.
Robert Lloyd Schellenberg, 36, was sentenced to death in January after a court deemed his previous 15-year prison sentence too lenient.
His appeal hearing came a day after a top e ... more |
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Spanish and E.Guinea navy rescue 20 crew from pirate hijacking Malabo, Equatorial Guinea (AFP) May 7, 2019
A joint Spanish and Equatorial Guinea naval operation has rescued 20 crew members on a merchant ship from a hijacking by pirates in the Gulf of Guinea, the Spanish defence ministry said Tuesday.
The captain of the Maltese-flagged vessel sounded the alarm on Sunday after their ship was approached by armed pirates, the ministry said, with the crew taking refuge in an emergency compartment.
... more |
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US-China standoff heralds risky shake-up of global order: analysts Paris (AFP) May 11, 2019
Flaring tensions between Washington and Beijing are raising the prospect of new global diplomatic and economic fault lines, with consequences that analysts say could pose unfamiliar challenges to world leaders.
From an escalating trade war to an influence struggle in the South China Sea, "we've entered a period of strong and long-term rivalry between the United States and China," said Alice ... more |
UCLA students touch space with a microgravity experiment Los Angeles CA (SPX) May 10, 2019
It took only 10 minutes and a ride aboard the Blue Origin New Shepard reusable rocket for 11 students in the Bruin Spacecraft Group to make history.
At 6:32 a.m. on May 2, their experimental pump designed for use in zero-gravity environments, named "Blue Dawn ," completed its flight into a low-Earth orbit and freefall - thereby becoming the first space payload developed and built entirely ... more |
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Huawei exec vows to fight extradition to US in Canada court Vancouver (AFP) May 8, 2019
A top Chinese telecom executive whose arrest in Canada on a US warrant triggered a bitter diplomatic row vowed Wednesday to vigorously fight extradition to the US.
Meng Wanzhou, 47, who faces charges related to Iran sanctions violations, was appearing at a Vancouver courthouse to set a timetable for her upcoming extradition hearing.
"The criminal case against Miss Meng is based on allega ... more |
Fears of new jihadist 'academies' as Iraqi jails fill up Baghdad (AFP) May 9, 2019
As Iraq tries thousands of locals and foreigners accused of joining the Islamic State group, experts warn its jails could once again become "academies" for jihadists.
Prison was a pivotal moment for many prominent jihadists - not least of them Abu Bakr al-Baghdadi, IS's Iraqi supremo who remains at large despite the collapse of his "caliphate" in March.
Baghdadi was held in Camp Bucca, ... more |
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EU urges China to 'change situation' in Xinjiang Beijing (AFP) May 9, 2019
The European Union has urged China to "change" the situation in Xinjiang, an EU diplomat said Thursday, as the bloc seeks to visit the northwest region where an estimated one million mostly Muslim minorities are held in internment camps.
China has come under increasing global scrutiny over its treatment of ethnic Uighurs and other Turkic-speaking minorities in Xinjiang, with the EU and the U ... more |
50 US coal power plants shut under Trump Washington (AFP) May 9, 2019
Fifty coal-fired power plants have shut in the United States since President Donald Trump came to office two years ago, an environmental organization said Thursday.
The Sierra Club counted 50 closures, along with 51 announcements of closure, since Trump was sworn into office in January 2017.
The numbers are distinct because it sometimes takes years between an announcement and the actual ... more |
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Hong Kong to cull 6,000 pigs as first swine fever case found Hong Kong (AFP) May 11, 2019
Hong Kong will cull 6,000 pigs after African swine fever was detected in an animal at a slaughterhouse close to the border with China, the first case of the disease in the densely populated financial hub.
"In order to minimise the risk of ASF virus spreading from the slaughterhouse, all pigs in Sheung Shui Slaughterhouse will be culled so that thorough cleansing and also disinfection could b ... more |
First planetary defense technology demonstration to collide with asteroid in 2022 Baltimore MD (SPX) May 07, 2019
The Double Asteroid Redirection Test (DART) - NASA's first mission to demonstrate a planetary defense technique - will get one chance to hit its target, the small moonlet in the binary asteroid system Didymos.
The asteroid poses no threat to Earth and is an ideal test target: measuring the change in how the smaller asteroid orbits about the larger asteroid in a binary system is much easier ... more |
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