Mars rocks collected by Perseverance boost case for ancient life

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  NASA's Perseverance Mars rover has now collected two rock samples, with signs that they were in contact with water for a long period of time boosting the case for ancient life on the Red Planet. "It looks like our first rocks reveal a potentially habitable sustained environment," said Ken Farley, project scientist for the mission, in a statement Friday. "It's a big deal that the water was there for a long time." The six-wheeled robot collected its first sample, dubbed "Montdenier" on September 6, and its second, "Montagnac" from the same  rock  on September 8. Both samples, slightly wider than a pencil in diameter and about six centimeters long, are now stored in sealed tubes in the rover's interior. ALSO, READ- India's first Paralympic Gold in shooting won by Avani Lekhara A first attempt at collecting a  sample  in early August failed after the rock proved too crumbly to withstand Perseverance's drill. The rover has been o

The Indian Variant of Covid 19 will be called as' DELTA' : WHO

The Indian Variant of Covid 19 will be called as' DELTA' : WHO

The WHO named the B.1.617.1 variant of the Covid 19 as 'Kappa' and the B1.617.2 variant as 'Delta'

 The B.1.617.1 and B.1.617.2 variations of the Covid-19, first recognized in Quite a while, have been named as 'Kappa' and 'Delta' separately, the World Health Organization (WHO) declared on Monday as it named different variations of the Covid utilizing Greek letters in order. 


"Today, @WHO declares new, simple to-say marks for #SARSCoV2 Variants of Concern (VOCs) and Interest (VOIs). They won't supplant existing logical names, yet are expected to help in the open conversation of VOI/VOC," Dr. Maria Van Kerkhove, WHO's specialized Covid-19 lead, tweeted on Monday. 


The UN wellbeing organization named the B.1.617.1 variation of the Covid 19 as 'Kappa' while the B1.617.2 variation was named 'Delta.' Both the variations were first found in Quite a while. 


The WHO's move came almost three weeks after India protested the B.1.617 freak of the novel Covid being named an "Indian Variant" in media reports with the Union Health Ministry calling attention to that the UN's top wellbeing organ has not utilized "Indian" for this strain in its record. 


On May 12, the service excused as "with no premise and unwarranted" media reports that have utilized the expression "Indian variation" for the B.1.617 freak strain, which the WHO as of late said was a "variation of worldwide concern". 


"A few media reports have covered the information on the World Health Organization (WHO) arranging B.1.617 as a variation of worldwide concern. A portion of these reports have named the B.1.617 variation of the Covid as an 'Indian Variant'," the service said in articulation in New Delhi. 

The Indian Variant of Covid 19 will be called as' DELTA' : WHO


"These media reports are with no premise, and unwarranted," it said. 


In articulation, the UN wellbeing organization said on Monday that a specialist bunch met by WHO has suggested naming utilizing letters of the Greek Alphabet, i.e., Alpha, Beta, Gamma, which will be simpler and more useful to examine by non-logical crowds. 


"The setup classification frameworks for naming and following SARS-CoV-2 hereditary ancestries by GISAID, Nextstrain, and Pango are at present and will stay being used by researchers and in logical exploration, it added. 


It said the WHO and its worldwide organizations of specialists are observing changes to the infection. 


"On the off chance that critical transformations are recognized, we can illuminate nations and general society about any progressions expected to respond to the variation, and forestall its spread, it added. 


Internationally, frameworks have been set up and are being reinforced to recognize signs of likely variations of concern (VOC) and interest (VOI) and survey these dependent on the danger presented to worldwide general wellbeing. Public specialists may decide to assign different variations of neighborhood interest/concern, it added

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