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  Potentially hazardous Apollo asteroid galloping towards Earth, likely to fly by on May7

  February 15, 2023 18:44 IST

  An asteroid 210-metre in diametre is hurling towards earth and is likely to come particularly close on May 7, when the asteroid is like to fly past. NASA Centre for Near-Earth Object Studies has revealed details about the asteroid on its website. The Apollo category space rocks are considered to be the most dangerous type of intruders as they intersect Earth's orbit with theirs.

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  Largest ozone layer hole over Arctic closed? Here's what we know so far

  April 27, 2020 10:08 IST

  The largest hole in the earth's ozone layer over the Arctic has closed. Scientists have confirmed that the largest hole in the ozone layer which was 1 million square kilometers wide over the Arctic has now healed.

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  Hubble Space Telescope yields 1.4 million observations in 3 decades

  April 26, 2020 21:36 IST

  The Hubble Space Telescope, which is now celebrating 30 years of stunning discoveries, has yielded 1.4 million observations and provided data that astronomers around the world have used to write more than 17,000 peer-reviewed scientific publications

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  Cardiac abnormalities in COVID-19 patients treated with hydroxychloroquine: Study

  April 26, 2020 14:36 IST

  Patients with COVID-19 who were on a regimen of the drugs hydroxychloroquine and azithromycin experienced cardiac abnormalities, according to a study which recommends the continuous monitoring of heart beat rhythms in infected people with underlying health conditions.

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  Russian cargo ship docked to International space station

  April 25, 2020 14:32 IST

  Among the investigations on which the space station crew performed work during the week of April 20 included "Food Acceptability" which examines the effect of repetitive consumption of the somewhat limited selection of foods available during spaceflight.

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  NASA wants people to watch historic SpaceX launch from home

  April 24, 2020 22:47 IST

  Amid COVID-19 restrictions, the historic SpaceX mission to launch two NASA astronauts to the International Space Station (ISS) on May 27 is set to be a much quieter affair than it would have been

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  New study to test if nicotine patch could keep COVID-19 at bay

  April 24, 2020 15:07 IST

  Researchers in France aim to test if nicotine patch could help prevent COVID-19 after initial observations showed that an ingredient in tobacco, probably nicotine, could put smokers at a lower risk of getting the disease. 

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  NASA engineers build low-cost ventilator to fight COVID-19

  April 24, 2020 14:49 IST

  VITAL is designed to treat patients with milder symptoms, thereby keeping the nation's limited supply of traditional ventilators available for patients with more severe COVID-19 symptoms.

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  Coronavirus Vaccine: Oxford University begins human trials; first patients injected

  April 24, 2020 8:49 IST

  The first human trial in Europe of a coronavirus vaccine has begun in Oxford.

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  Tectonic plates started shifting 3.2 billion years ago: Study

  April 23, 2020 14:58 IST

  According to the study, published in the journal Science Advances, the researchers from Harvard University looked for clues in ancient rocks (older than 3 billion years) from Australia and South Africa and found that these plates were moving at least 3.2 billion years ago on the early Earth.

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  Coronavirus symptoms, outcomes in children decoded

  April 23, 2020 14:13 IST

  Most children with COVID-19 may exhibit only mild symptoms, if any, requiring only supportive care, with good prognosis and full recovery possible within one to two weeks, according to a review of studies, which presents the clinical manifestation of the disease in the young people.

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  Air pollution over North India plummets to 20-year-low, says NASA

  April 23, 2020 9:26 IST

  If aerosols are concentrated near the surface, an optical depth of 1 or above indicates very hazy conditions. An optical depth, or thickness, of less than 0.1 over the entire atmospheric vertical column is considered "clean."

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  New optical biosensor can quickly detect novel coronavirus, claim Swiss researchers

  April 22, 2020 13:22 IST

  As researchers and health experts across the world are sparing no effort to tackle the deadly coronavirus, Swiss scientists have developed an optical biosensor which according to them can quickly and reliably detect SARS-CoV-2, the virus that causes COVID-19.

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  Coronavirus may be aided by body's own immune response to enter more cells: Study

  April 22, 2020 12:22 IST

  One of the human body's main defences against viral infections may be helping the novel coronavirus infect more cells, according to a study which can help understand why some people are more susceptible than others to COVID-19.

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  Origin of human language may be 25 million years old: Study

  April 21, 2020 17:19 IST

  Researchers have found an earlier origin to the human language pathway in the brain, an advance that pushes back its evolutionary origin by at least 20 million years.

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  SpaceX tests Falcon 9 rocket ahead of 'Starlink 6' mission

  April 20, 2020 21:34 IST

  Elon Musk-led SpaceX has conducted a static fire test of its Falcon 9 rocket which is scheduled to launch the next fleet of 60 Starlink satellites in a mission called "Starlink 6" on April 23.

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  Super Earth & 5 mini-Neptunes: Scientists discover 6-planet system in orbital harmony

  April 20, 2020 13:22 IST

  Scientists have discovered a six-planet system -- a "super-Earth" and five "mini-Neptunes" which display an exceptionally regular spacing, hinting at how the system may have formed. The planets revolving the star HD 158259 in the Draco constellation were found using the SOPHIE spectrograph.

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  New Earth-like planet Kepler-1649 discovered

  April 20, 2020 7:50 IST

  A new Earth-like planet Kepler-1649 has been discovered by NASA's Long dead Kepler Space Telescope. The planet revolves around its star in Goldilocks zone and has the possibility of harnessing life. 

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  Nobel winning scientist claims COVID-19 virus originated in lab: Report

  April 19, 2020 11:16 IST

  French Nobel prize winning scientist Luc Montagnier has sparked a fresh controversy by claiming that the SARS-CoV-2 virus came from a lab, and is the result of an attempt to manufacture a vaccine against the AIDS virus.

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  NASA steps in to help develop COVID-19 solutions

  April 18, 2020 13:26 IST

  In a bid to find solutions that can address shortage of critical medical equipment like ventilators in tackling the COVID-19 crisis, the US space agency has joined forces with a task force in California to build medical devices to help patients infected with the disease.

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  Coronavirus Vaccine: Oxford University to begin human trials from next week

  April 18, 2020 11:44 IST

  As coronavirus positive cases continue to surge across countries, scientists at Oxford University are likely to begin human trials of a potential vaccine for coronavirus next week.

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  NASA to launch first American astronauts to space station since 2011

  April 18, 2020 7:49 IST

  NASA astronauts Robert Behnken and Douglas Hurley will fly on SpaceX’s Crew Dragon spacecraft, lifting off on a Falcon 9 rocket at 4:32 p.m. EDT May 27, from Launch Complex 39A in Florida. 

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  COVID-19: New portable UV racket can disinfect surfaces just by waving, says new study

  April 17, 2020 14:43 IST

  Researchers have developed a portable racket with ultraviolet (UV) light which they say can disinfect almost every surface -- from groceries, e-commerce packets, keys, currency notes to vehicles -- simply by waving the device over them, and may help in the fight against the COVID-19 pandemic.

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  Scientists reveal planet 'most similar to Earth' found by NASA's Kepler

  April 16, 2020 19:43 IST

  Using reanalysed data from NASAs Kepler space telescope, a team of scientists has discovered an Earth-size exoplanet orbiting in its star's habitable zone, the area around a star where a rocky planet could support liquid water.

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  Harvard scientists say social distancing likely to remain till 2022 to fight COVID-19

  April 16, 2020 13:46 IST

  Social distancing measures such as restrictions on public gatherings may have to remain in place intermittently for at least a couple of more years to contain the spread of COVID-19 in the absence of a vaccine against the virus or dramatic increase in critical care capacities, researchers from Harvard T.H. Chan School of Public Health have warned.

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  Scientists discover six new coronaviruses in bats in Myanmar

  April 15, 2020 15:41 IST

  Scientists have discovered six new coronaviruses in bats in Myanmar -- the first time these viruses have been found anywhere in the world.

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  Stray dogs may have played role in novel coronavirus origin: Study

  April 15, 2020 12:37 IST

  Scientists tracing signatures of the novel coronavirus across different species, have proposed that stray dogs -- specifically dog intestines -- may have contributed to the origin of the pandemic.

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  New experiment asserts coronavirus can survive long exposure to high temperature

  April 15, 2020 11:19 IST

  A new experiment carried out by a team of French scientists has asserted that coronavirus/COVID-19 can survive long exposure to reasonably high temperatures. The new experiment has shown that coronavirus needs to be exposed to temperatures close to the boiling point of water to kill the virus and ensure that no trace remains.