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DCs in Punjab authorised to set up new mandis for smooth grain procurement




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COVID-19 positive cases in Chandigarh rise to 19




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Two COVID-19 positive cases reported from Chandigarh, UT's tally rises to 21




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Several held with liquor after excise department raids club in Delhi's Punjabi Bagh




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Mammoth exercise in Punjab to procure wheat amid pandemic




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Punjab's total COVID-19 count rises to 257




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Punjab sees rise in crime against women amid curfew




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With 26 new cases, Punjab's COVID-19 count rises to 283




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Punjab Cong to raise national flag to protest Centre's bias




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Raise tricolour on May 1 to protest against Centre's discrimination: Punjab Cong asks people




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Punjab Congress asks people to raise tricolour from rooftops on May 1




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14 fresh COVID-19 cases reported in Chandigarh, tally rises to 88




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Apologise for mismanaging pilgrims' return: Sukhbir to Amarinder




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Punjab Excise Dept issues new guidelines for home delivery of liquor




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Punjab mulls changes in excise policy, labour laws




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Punjab mulls changes in excise policy, labour laws




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Domestic violence on the rise in Kolkata

A woman living in a high profile highrise off Ballygunge Phanri filed an FIR at Ballygunge police station on May 7, alleging torture and abuse by her husband.




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Protocol revised to discharge corona patients

From now on, only those with severe Covid-19 symptoms will need to undergo RT-PCR tests, that too only one and not two consecutive tests that were mandatory earlier, for their release from the hospital after treatment. Covid-positive patients with mild and moderate symptoms will no longer require the mandatory negative confirmatory tests before they are sent home.




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Rashtriya Chemicals & Fertilisers records 35 per cent hike in sale of ‘Suphala’ fertilisers

A PIB press statement said that Rashtriya Chemicals & Fertilisers Ltd (RCF) has registered a hike of 35.47 per cent in the sale of fertilisers und




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Covid-19 in India: Death toll rises to 2,109; cases climb to 62,939

Maharashtra tops the tally with 779 deaths




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Inside Track: Kishor’s expertise




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Chandigarh extends excise policy till June 30

The UT excise and taxation department has extended the excise policy from May 15 to June 30 due to the Covid-19 pandemic and the ongoing lockdown.







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Sub-millisecond time-resolved small-angle neutron scattering measurements at NIST

Instrumentation for time-resolved small-angle neutron scattering measurements with sub-millisecond time resolution, based on Gähler's TISANE (time-involved small-angle neutron experiments) concept, is in operation at NIST's Center for Neutron Research. This implementation of the technique includes novel electronics for synchronizing the neutron pulses from high-speed counter-rotating choppers with a periodic stimulus applied to a sample. Instrumentation details are described along with measurements demonstrating the utility of the technique for elucidating the reorientation dynamics of anisometric magnetic particles.




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Estimating signal and noise of time-resolved X-ray solution scattering data at synchrotrons and XFELs

Elucidating the structural dynamics of small molecules and proteins in the liquid solution phase is essential to ensure a fundamental understanding of their reaction mechanisms. In this regard, time-resolved X-ray solution scattering (TRXSS), also known as time-resolved X-ray liquidography (TRXL), has been established as a powerful technique for obtaining the structural information of reaction intermediates and products in the liquid solution phase and is expected to be applied to a wider range of molecules in the future. A TRXL experiment is generally performed at the beamline of a synchrotron or an X-ray free-electron laser (XFEL) to provide intense and short X-ray pulses. Considering the limited opportunities to use these facilities, it is necessary to verify the plausibility of a target experiment prior to the actual experiment. For this purpose, a program has been developed, referred to as S-cube, which is short for a Solution Scattering Simulator. This code allows the routine estimation of the shape and signal-to-noise ratio (SNR) of TRXL data from known experimental parameters. Specifically, S-cube calculates the difference scattering curve and the associated quantum noise on the basis of the molecular structure of the target reactant and product, the target solvent, the energy of the pump laser pulse and the specifications of the beamline to be used. Employing a simplified form for the pair-distribution function required to calculate the solute–solvent cross term greatly increases the calculation speed as compared with a typical TRXL data analysis. Demonstrative applications of S-cube are presented, including the estimation of the expected TRXL data and SNR level for the future LCLS-II HE beamlines.




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Sub-millisecond time-resolved small-angle neutron scattering measurements at NIST

Instrumentation for sub-millisecond time-resolved small-angle neutron scattering measurements at NIST is described and applied to the reorientation dynamics of elongated hematite nanoparticles.




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Trade in frog legs may spread diseases deadly to amphibians

There are several hypotheses about how amphibian chytrid has spread around the world, but the trade in amphibians for food, bait, pets and laboratory animals has been identified as the most likely mode of spread

The post Trade in frog legs may spread diseases deadly to amphibians appeared first on Smithsonian Insider.




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Laboratory tests reveal precise way to measure vertical lift in bumblebees and other small insects and birds

Birds do it. Bees do it. And in a laboratory in northern California, scientists using bumblebees recently figured out the best way to measure it--vertical lift!

The post Laboratory tests reveal precise way to measure vertical lift in bumblebees and other small insects and birds appeared first on Smithsonian Insider.




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Genetic surprise: Magnificent frigatebird living on Galapagos Islands is distinct species

Researchers at the Smithsonian Conservation Biology Institute conducted three different kinds of genetics tests and all yielded the same result—the Galapagos seabirds have been genetically different from the magnificent frigatebirds elsewhere for more than half a million years.

The post Genetic surprise: Magnificent frigatebird living on Galapagos Islands is distinct species appeared first on Smithsonian Insider.





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Surprise! Rare animals caught on camera at “Smithsonian WILD!”

Smithsonian WILD! a new Web site from the Smithsonian Conservation Biology Institute designed to showcase the use of motion-triggered 'camera traps' by Smithsonian researchers, has been launched at the Web address siwild.si.edu.

The post Surprise! Rare animals caught on camera at “Smithsonian WILD!” appeared first on Smithsonian Insider.




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Deadly amphibian disease detected in the last disease-free region of Central America

Smithsonian scientists have confirmed that chytridiomycosis, a rapidly spreading amphibian disease, has reached a site near Panama’s Darien region. This was the last area in the entire mountainous neotropics to be free of the disease. This is troubling news for the Panama Amphibian Rescue and Conservation Project, a consortium of nine U.S. and Panamanian institutions that aims to rescue 20 species of frogs in imminent danger of extinction.

The post Deadly amphibian disease detected in the last disease-free region of Central America appeared first on Smithsonian Insider.




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New study reveals desert tortoise is actually two distinct species

A new study shows that the desert tortoise, thought to be a single species for the last 150 years, is in fact two separate and distinct species, based on DNA evidence and biological and geographical distinctions.

The post New study reveals desert tortoise is actually two distinct species appeared first on Smithsonian Insider.




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Research team to explore how microbial diversity defends against disease

Researchers who will study the microbial communities living on the skins of frogs that are surviving the fungal scourge of chytridiomycosis, deadly to the frogs.

The post Research team to explore how microbial diversity defends against disease appeared first on Smithsonian Insider.




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Q&A: National Zoo veterinarian Suzan Murray is working to halt pandemic disease in hotspots around the world

Suzan Murray, chief veterinary medical officer at the Smithsonian’s National Zoological Park, recently returned from Hanoi, where she led a team of scientists training pathologists from Laos, Cambodia and Vietnam to better sample, recognize and detect wildlife diseases in hopes of preventing emerging pandemic disease.

The post Q&A: National Zoo veterinarian Suzan Murray is working to halt pandemic disease in hotspots around the world appeared first on Smithsonian Insider.




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Reptiles may be spreading deadly amphibian disease in the tropics

Reptiles that live near and feed upon amphibians in the tropics may be spreading the deadly amphibian disease Chytridiomycosis (caused by the chytrid fungus Batrachochytrium dedrobatidis), holding and transporting reservoirs of the fungus on their skin.

The post Reptiles may be spreading deadly amphibian disease in the tropics appeared first on Smithsonian Insider.




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Why did the tortoise cross the road? A recent study indicates few do.

Scientists studying genetic variation and gene flow in a population of tortoises (Gopherus agassizii) in California’s Mojave Desert, were surprised recently to discover that two roads built in the desert in the 1970s had a noticeable impact on the population’s genetic structure.

The post Why did the tortoise cross the road? A recent study indicates few do. appeared first on Smithsonian Insider.




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New fossil whale species raises mystery regarding why narwhals and belugas live only in cold water

A newly described species of toothed whale that lived some 3-4 million years ago during the Pliocene, is causing scientists to reconsider what is known about its living cold-water relatives: narwhals and belugas.

The post New fossil whale species raises mystery regarding why narwhals and belugas live only in cold water appeared first on Smithsonian Insider.




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Heart disease study to benefit lowland gorillas at the National Zoo

The same device used to detect early warning signs of heart disease in humans will now benefit two male sub-adult gorillas at the Smithsonian’s National Zoo.

The post Heart disease study to benefit lowland gorillas at the National Zoo appeared first on Smithsonian Insider.




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Ships need to slow down for whales in Gulf of Panama, scientists advise

Researchers from the Smithsonian Tropical Research Institute are recommending that Panama adopt revised traffic patterns and slower speeds for vessels crossing the Gulf of Panama to reduce the risk of collisions between ships and whales.

The post Ships need to slow down for whales in Gulf of Panama, scientists advise appeared first on Smithsonian Insider.




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Young whoopers stay the course when they follow a wise old bird

Scientists have studied bird migration for centuries, but it remains one of nature’s great mysteries. How do birds find their way over long distances between […]

The post Young whoopers stay the course when they follow a wise old bird appeared first on Smithsonian Insider.




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Losing large mammals increases human risk from rodent-borne diseases

Save the Rhinos! Save the Elephants! Save the humans?! It seems strange to be connecting our own fate to that of wildlife but new research […]

The post Losing large mammals increases human risk from rodent-borne diseases appeared first on Smithsonian Insider.




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Faithful crabs engage in risky behavior when opportunity arises

In theory, crabs of the species Planes major should stay true to their mates for life. Heterosexual pairs of these small crustaceans live on loggerhead […]

The post Faithful crabs engage in risky behavior when opportunity arises appeared first on Smithsonian Insider.




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Disease carrying ticks hitchhike into U.S. on migratory birds

Researchers who examined thousands of migratory birds arriving in the United States from Central and South America have determined that three percent carry ticks species […]

The post Disease carrying ticks hitchhike into U.S. on migratory birds appeared first on Smithsonian Insider.




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Five things only a conservator would know about the USS Enterprise

Space: the final frontier. These are the voyages of the Starship Enterprise…and you know the rest, probably even if you’re not a huge fan of […]

The post Five things only a conservator would know about the USS Enterprise appeared first on Smithsonian Insider.





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Smithsonian Study shows relocated desert tortoises reproduce at lower rate

Four years after conservationists relocated 570 desert tortoises (Gopherus agassizii) in California from a threatened habitat to a new nearby location, the tortoises outwardly appeared […]

The post Smithsonian Study shows relocated desert tortoises reproduce at lower rate appeared first on Smithsonian Insider.



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Surprise: Distinctive new surgeonfish species makes an improbable debut

Sometimes there’s just no telling what will turn up at the local market. Fish biologist Jeff Williams of the Smithsonian’s National Museum of Natural History […]

The post Surprise: Distinctive new surgeonfish species makes an improbable debut appeared first on Smithsonian Insider.