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  Chandrayaan-2 spacecraft completes over 9,000 orbits around moon: ISRO

  September 06, 2021 16:32 IST

  The Chandrayaan-2 has completed more than 9,000 orbits around the Moon, ISRO Chairman, K Sivan said.

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  ISRO releases Chandrayaan-2 data as spacecraft completes 2 years in lunar orbit

  September 06, 2021 15:49 IST

  Chandrayaan-2 data product and science documents were released by Sivan, also Secretary in the Department of Space (DoS), along with data from Chandrayaan-2 orbiter payloads, Bengaluru-headquartered ISRO said in a statement.

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  Top scientist's revelation erodes Beijing narrative on origins of Covid

  September 05, 2021 23:28 IST

  The revelation by Ian Lipkin, a professor at Columbia University honoured by China for work on the first Sars epidemic earlier this century, undermines the official Beijing narrative on the origins, the report said.

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  SpaceX's first all-civilian mission to launch on September 15

  September 05, 2021 16:36 IST

  Early this year in February, SpaceX announced the charity-driven mission named Inspiration4, which will be commanded by tech entrepreneur Jared Isaacman and will have three others.

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  Coronavirus epidemics 1st hit over 21,000 years ago: Study

  September 05, 2021 15:35 IST

  The study, published in the journal Current Biology, showed that humanity may have been exposed to sarbecoviruses -- which has the potential to jump from animals to humans -- since the Paleolithic period -- roughly 2.5 million years ago to 10,000 BC.

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  Can NASA astronauts take shower in space? This video from international space station explains all

  September 03, 2021 20:04 IST

  "Shower Shower Hour! Astronauts can’t take showers in space or the water would go everywhere, so I thought I would demonstrate how we keep hair clean on the @Space_Station. The simple things we take for granted on Earth are not so simple in micro-gravity!" NASA astronaut Megan McArthur wrote.

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  NASA's Mars rover makes 2nd attempt to pick up rock sample

  September 03, 2021 19:41 IST

  After completing its second coring, Perseverance manoeuvred the corer, bit, and open end of the sample tube in order to be imaged by the rover's Mastcam-Z instrument.

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  Surgical masks more effective at curbing Covid spread than cloth: Study

  September 03, 2021 18:45 IST

  Researchers from Yale University, US, tracked more than 340,000 adults across 600 villages in rural Bangladesh. The findings, published as a preprint, showed that mask-wearing can have a significant impact on limiting the spread of symptomatic Covid-19, the Washington Post reported.  

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  Long Covid also affects children, teenagers: Study

  September 03, 2021 17:59 IST

  The study, led by the UCL and Public Health England researchers, surveyed 3,065 11- to 17-year-olds in England who had positive results in a PCR test between January and March as well as a matched control group of 3,739 11- to 17-year-olds who tested negative over the same period.  

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  Rogue antibodies drive severity, death in Covid patients: Study

  September 02, 2021 15:36 IST

  The findings, published in the journal Science Immunology, showed that around 10 percent of people with severe Covid-19 had autoantibodies that attack and block type interferons -- protein molecules in the blood that have a critical role in fighting off viral infections  

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  5-km-long landslide on Mars captured by European orbiter | See photos

  August 31, 2021 21:31 IST

  Landslides are geomorphological processes occurring under specific environmental conditions. On Mars as on Earth, they come in various shapes and sizes, and Earth analogues are used to understand similar processes seen on planetary bodies.

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  SpaceX to use robot chopsticks to catch largest-ever flying object

  August 30, 2021 23:26 IST

  "SpaceX will try to catch largest ever flying object with robot chopsticks. Success is not guaranteed, but excitement is," Musk wrote while sharing a clip from movie 'The Karate Kid'. In the clip one can see two leading actors from the film trying to catch a fly.

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  Will it be safer for humans to fly to Mars? Here's what researchers suggest

  August 30, 2021 14:49 IST

  Sending human travellers to Mars would require scientists and engineers to overcome a range of technological and safety obstacles.

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  Scientists decode mystery of brown dwarfs

  August 29, 2021 19:45 IST

  Brown dwarfs are astronomical objects with masses between those of planets and stars. The question of where exactly the limits of their mass lie remains a matter of debate, especially since their constitution is very similar to that of low-mass stars.  

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  Why Delta Covid variant spreads like wildfire | EXPLAINED

  August 29, 2021 18:11 IST

  SARS-CoV-2 Delta variant has rapidly replaced the Alpha variant around the world. According to epidemiological studies, the Delta variant, first identified in India in late 2020, is at least 40 per cent more transmissible than the Alpha variant, first identified in the UK, last year.  

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  SpaceX launches ants, avocados, robot, ice cream for 7 astronauts on the space station

  August 29, 2021 14:45 IST

  The Dragon is carrying more than 4,800 pounds (2,170 kilograms) of supplies and experiments, and fresh food including avocados, lemons and even ice cream for the space station’s seven astronauts.

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  ISRO hot tests system demonstration model of Gaganyaan orbital module

  August 28, 2021 19:58 IST

  According to the Indian Space Research Organisation (ISRO), the hot test was conducted for a duration of 450 seconds at the ISRO Propulsion Complex (IPRC) in Mahendragiri, Tamil Nadu.  

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  Half of hospitalised Covid patients have persisting symptoms after a year: Lancet study

  August 27, 2021 16:44 IST

  The study shows that fatigue or muscle weakness was the most commonly reported symptom with around half of patients experiencing this at six months, falling to one in five patients at one year.  

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  Covid virus can change shape to improve survival: Study

  August 27, 2021 16:14 IST

  In the new study, the team learned that the virus binds with a small nucleolar RNA, or snoRNA, to steal its modification abilities. This helps to stabilise the virus, making it more successful in infecting the host cells.

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  Covid may be endemic but has not 'ended' in India: Experts

  August 26, 2021 20:16 IST

  As far as the third wave or any other waves are concerned, they are unpredictable and it will depend on the variants of the virus and their interaction with the immune and non-immune population.

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  Maharashtra girl's selection on NASA panel based on 'false information'. Here's the shocking story

  August 26, 2021 18:25 IST

  Days back, a student of Class 10 from Maharashtra's Aurangabad made headlines for being selected for MSI Fellowships Virtual Panel of NASA. What followed soon after was unthinkable. Here's the shocking story.

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  Hycean: Newly discovered exoplanets may lead to fruitful results in Alien life search

  August 26, 2021 17:51 IST

  Dubbed as 'Hycean' -- hot, ocean-covered planets with hydrogen-rich atmospheres, the new class of exoplanets are more numerous and observable than Earth-like planets, and can support life, said astronomers from the University of Cambridge in the UK.

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  43 million year old fossil of previously unknown four legged whale found in Egypt

  August 26, 2021 16:21 IST

  The fossil of the whale was found to belong to a group of extinct whales called Protocetidae that falls in the middle of the transition, said researchers.

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  Martian snow is dusty, can potentially melt: Study

  August 24, 2021 19:07 IST

  The team from Universities of Arizona State and Washington combined data from NASA's Phoenix Mars Lander and Mars Reconnaissance Orbiter with computer simulations to successfully match the brightness of Martian ice and determine its dust content.

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  IIT Delhi researchers develop modified cotton fabric which adsorbs air pollutants

  August 23, 2021 21:51 IST

  These fabrics could be easily regenerated by heating the fabrics at 120 degrees Celsius and reused without any decrease in their adsorption capacity for several cycles, the team said.

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  Berries, apples, wine may improve your BP levels

  August 23, 2021 21:24 IST

  The study, published in the journal Hypertension, showed that up to 15.2 percent of the association between flavonoid-rich foods and systolic blood pressure could be explained by the diversity found in participants' gut microbiome.  

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  New technique predicts astronauts' space radiation risk

  August 23, 2021 16:35 IST

  The results, published in the journal Scientific Reports, indicated that crew members with higher inherent sensitivity, as determined by gamma radiation on the ground, were more likely to see higher levels of changes to their chromosomes in their post-flight blood samples compared to those with lower sensitivity.  

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  China's Mars rover Zhurong accomplishes planned exploration tasks

  August 22, 2021 21:42 IST

  As of August 15, Zhurong had worked on the surface of Mars for 90 Martian days, or about 92 days on Earth, with all scientific payloads having started to work on detection tasks, the Xinhua news agency quoted the China National Space Administration (CNSA) as saying.