Mars rocks collected by Perseverance boost case for ancient life

  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

Yaas : A Tropical Cyclone of Bay of Bengal


It has been seen from past few years that there is huge existence of cyclones in the Indian Ocean Region basically in the Arabian sea and the Bay of Bengal. A few days ago there was a cyclone in the Arabian sea namely Tauktae, that affected Gujarat, India badly, and other neighboring states. And now it has been predicted that cyclone Yaas is likely to reach Odisha, West Bengal, and some neighboring states on 26/05/2021 Wednesday from the Bay of Bengal. 

The name Yaas is given by Oman, as per the rule of the Regional Specialized Metrological Center (RSMC) and the Indian Metrological department is one of the 6 RSMCs. Yaas is a tropical cyclone. Yaas is a Persian word that means 'Jasmin' in English.

The India Meteorological Department (IMD) on Tuesday anticipated that the cyclonic tempest Yaas is going to power into a "extremely serious cyclonic tempest" in the following 12 hours. "The extreme cyclonic tempest Yaas over east-focal Bay of Bengal moved north-northwestwards with a speed of around 9 kmph during recent hours and lay focused at 9 UTC of May 24 over the east-focal Bay of Bengal," IMD said in its release. 

"It is probably going to move north-northwestwards, escalate further into an extremely serious cyclonic tempest during next 12 hours. It would keep on moving north-northwestwards, increase further and arrive at the northwest Bay of Bengal close to North Odisha and West Bengal drifts by May 26 early morning," the climate office said. 

It likewise expressed that Cyclone Yaas is probably going to cross north Odisha-West Bengal drifts among Paradip and Sagar Island around Balasore, during the early afternoon of May 26 as an "Exceptionally Severe Cyclonic Storm". The greatest supported breeze speed is 55 bunches blasting to 65 bunches around the framework community. Ocean condition is harsh to exceptionally unpleasant, it expressed. 

The cyclonic tempest is probably going to make landfall close to Balasore in north Odisha with a speed of 155 mph to 165 kmph, blasting to 185 kmph, around early afternoon on May 26, the Met office said on Monday. 

The National Disaster Response Force (NDRF) has reserved its most noteworthy at any point number of groups for sending in Odisha and West Bengal as a feature of its arrangements for the looming twister Yaas. It will additionally go up from160-185 km/h on 26/05/2021. NDRF has around 115 groups conveyed in 5 states and 1 UT incorporating 52 in Odisha and 45 in West Bengal. 

As per the Regional Met Center authority No chance of an Amphan-like circumstance in Kolkata; it will encounter a most extreme wind speed of 65-75 kmph blasting to 85 kmph during landfall. Cyclonic tempest 'Yaas' is probably going to make landfall close to Dhamra Port in Odisha's Bhadrak region from the beginning Wednesday morning, Cyclone Yaas is probably going to heighten into an "Exceptionally Severe Cyclonic Storm (VSCS)" by Tuesday evening and Chandbali is probably going to observe the greatest harm brought about by it, the India Meteorological Department (IMD) said. 

West Bengal and Odisha have cleared lakhs of individuals from weak regions to wellbeing as extreme cyclonic tempest ''Yaas'' is approaching the coast and is relied upon to make landfall close to Dhamra Port in Bhadrak locale almost immediately Wednesday morning. Adjoining Jharkhand has likewise sounded an alarm and is planning for the twister's effect.


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