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Science | Technology Current Affairs

New study discovers that ‘flowing water’ on Mars may be sand and dust

5 hrs ago
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According to a study published in the journal Nature Geoscience, dark features earlier thought to be evidence of liquid water flowing on Mars may actually be granular flows comprising sand and dust.

International Seminar on Indian Space Programme inaugurated in Delhi

1 day ago
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The International Seminar on Indian Space Programme: ‘Trends and Opportunities for Industry’ was inaugurated in New Delhi. The main objective of the two-day conference was to deliberate on the best practises and pursue ongoing discussion process to support further work of India's Space Sector.

NASA launches advanced satellite to improve weather forecast

2 days ago
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NASA has successfully launched a highly advanced polar-orbiting satellite to improve weather forecasts for the National Oceanic and Atmospheric Administration (NOAA).

Oldest evidence of life discovered in Australia

Nov 17, 2017
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Researchers have discovered rare, living specimens of stromatolites, the oldest evidence of life on Earth,  deep within a remote and protected World Heritage Area in Australia. The discovery was made by a group of researchers including those from the University of Tasmania in Australia.

Astronomers discover a pair of rare massive, hyper-luminous galaxies

Nov 15, 2017
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Astronomers have for the first time spotted two hyper-luminous starburst galaxies, extremely bright and spectacularly massive galaxies, in the early universe.

Researchers develop new material that generates electricity when stretched

Nov 13, 2017
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Researchers have developed a thin, flexible material that generates electricity when stretched or compressed. The specially designed rubber is able to convert mechanical movements into electrical charges.

Union Government set to launch BharatNet phase 2 project

Nov 13, 2017
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The Union Government would be launching its second and final phase of BharatNet project to provide high-speed broadband service in all Gram Panchayats by March 2019. It will be implemented at an outlay of around Rs 34000 crores.

Heat source under Antarctica melting its ice sheet, reports NASA study

Nov 9, 2017
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A new study by NASA reveals that a geothermal heat source called a ‘mantle plume’ lies deep below West Antarctica, which explains some of the melting that creates lakes and rivers under the ice sheet.

Morocco launches earth observation satellite

Nov 9, 2017
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Morocco has successfully launched an earth observation satellite called “Mohammed VI-A”. The satellite was launched by European consortium Arianespace's Vega rocket from French Guyana Space Centre.

NASA: Ozone hole over Antarctica smallest in 30 years

Nov 8, 2017
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The ozone hole that forms over Antarctica every year in September was found to be the smallest this year since 1988. This was revealed by the NASA satellite measurements from 2017.

China unveils Asia’s largest island-building vessel

Nov 8, 2017
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China has launched a massive ship, which is being referred as Asia's largest dredging vessel, at a port in eastern Jiangsu province. The vessel described as a ‘magic island maker’ is capable of building artificial islands.

Indian telescope AstroSat measures X-ray polarisation of Crab pulsar star in Taurus constellation

Nov 7, 2017
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The Crab pulsar is the rotating neutron star which is the main energy source of the nebula. A pulsar is a rotating neutron star or white dwarf that emits electromagnetic radiation. Neutron stars and black holes are also described as pulsars.

India, South Africa to collaborate on multi-radio telescope project

Nov 6, 2017
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India would be participating in the multi-nation Square Kilometre Array (SKA) - a large multi-radio telescope project aimed to be built in Australia, New Zealand, and South Africa, where the view of the Milky Way Galaxy is best and radio interference least.

India successfully tests its first fully indigenous Glide bomb

Nov 4, 2017
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Indigenously developed 'Glide' bomb has been successfully tested by the Indian Air Force in Chandipur in Odisha. The bomb is a lightweight, long-range precision-guided anti-airfield weapon, designed to destroy ground targets such as runways, bunkers, aircraft hangers and other reinforced structures.

Massive black holes might lurk on edge of galaxies like Milky Way

Nov 1, 2017
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According to a study led by an Indian-origin researcher, the outskirts of spiral galaxies like Milky Way could be crowded with colliding black holes of massive proportions.

World's fastest, shortest laser pulse created

Oct 31, 2017
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Scientists from Switzerland have succeeded in generating the world's shortest laser pulse with a duration of only 43 attoseconds.

Oldest recorded solar eclipse occurred 3200 years ago

Oct 31, 2017
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Previously, historians used these two texts to depict the date of the possible eclipse but were not successful. Historians failed to consider that this solar eclipse was instead an annular eclipse, in which the Moon passes directly in front of the Sun.

Bharat Net project: Phase 1 to be completed by December 2017

Oct 30, 2017
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The first phase of the national optic fibre network, also known as Bharat Net project, is expected to be completed by December 2017.  The project was launched in October 2011 to provide broadband connectivity to all 2.5 Lakh Gram Panchayats.

Researchers discover Ichthyosaur fossil in India

Oct 28, 2017
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A team of researchers comprising researchers from India and Germany have discovered a 152 million-year-old fossil of an ichthyosaur - an extinct marine reptile in the Kutch region of Gujarat.

Scientists develop new tool to improve Indian monsoon forecast

Oct 26, 2017
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Researchers from Florida State University developed a tool to objectively define the beginning and end of the Indian summer Monsoon (ISM). They developed a method that uses rainfall rates to note the time period of the entire ISM at any given location.

World's oldest navigational tool 'Astrolabe' discovered on shipwreck

Oct 26, 2017
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Mearns’s company Blue Water Recoveries found the shipwreck in 1998 after researching it but excavations on the site did not begin until 2013, when the excavations began in collaboration with Oman’s Culture Ministry. Presently, the astrolabe is with Oman’s National Museum.

India's Space mission to Moon 'Chandrayaan- II' in 2018: Dr Jitendra Singh

Oct 24, 2017
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India’s second space mission to moon, ‘Chandrayaan-II’, will take place in 2018, most likely in the first quarter of the year. This was shared by Atomic Energy and Space Minister Jitendra Singh while addressing the inaugural session of the 38th Asian Conference on Remote Sensing at New Delhi.

Dawn spacecraft to orbit dwarf planet Ceres until its fuel runs out: NASA

Oct 23, 2017
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The National Aeronautics and Space Administration (NASA) has announced that it would be extending the Dawn mission at Ceres until its hydrazine fuel runs out, after which it will continue to remain in a stable orbit around the dwarf planet.

Planet Nine exists in solar system: NASA

Oct 20, 2017
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If discovered, Planet Nine could turn out to be the missing super Earth- a planet with a mass higher than the Earth’s, but substantially lower than the masses of ice giants Uranus and Neptune.

Scientists develop futuristic military watch that can survive nuclear blast

Oct 17, 2017
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Scientists have developed a new military watch for the Russian army kit, which is capable of resisting high impact and can even survive a nuclear explosion. The mechanical watch with automatic movement ensures fast and accurate time determination in severe climatic and operating conditions, during routine and combat operations.

Scientists develop smart bandage for faster healing

Oct 9, 2017
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American scientists have developed a smart bandage that can precisely control the dose and delivery schedule of the medication tailored for a specific type of wound, leading to faster healing.

Gravitational waves detected for fourth time by scientists

Sep 28, 2017
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It is the first time that this phenomenon has been measured simultaneously by both the US-based LIGO and Italy-based Virgo detectors. The detection was described in a paper that will soon be published in Physical Review Letters.

Government Constitutes High Level Forum on 5G India 2020

Sep 26, 2017
Important for Exam: 5 people agreed

India is at the cusp of a next generation of  wireless of remote technology 5G. 5G has been imagined as an foundation for eptending the capability of the Networked Society. A computerized of digital transformation achieved through the power of connectivity is occurring in practically every industry. For India, 5G gives a chance to industry to contact global markets, and consumers to pick up with the economies of scale. Overall nations have come up with similar forum and therefore, India has joined the race in 5G advances.

Earth’s sixth mass extinction likely by 2100: MIT

Sep 24, 2017
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The study titled Thresholds of catastrophe in the Earth system was recently published in the international scientific journal Science Advances. The study was conducted by Daniel H. Rothman, professor of geophysics at MIT’s Department of Earth, Atmospheric and Planetary Sciences. It said that in the past 540 million years, the Earth has seen five mass extinction events.

Ancient Mars supported liquid water: study

Sep 19, 2017
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Mars had a surface environment that supported liquid water about 3.5 billion years ago, according to a study of river deposits spread across the red planet. A region of Mars named Aeolis Dorsa contains some of the most spectacular and densely packed river deposits seen on the planet, researchers said.

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