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Science

May 27, 2019, 07.01 AM IST
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Fake Facebook accounts: The never-ending battle against bots

The staggering figure of more than three billion fake accounts blocked by Facebook over a six-month period highlights the challenges faced by social networks in curbing automated accounts, or bots, and other nefarious efforts to manipulate the platforms.Here are four key questions on fake accounts:

Chandrayaan-2 launch to take place between July 9-16: ISRO

The agency would look at the landing (rover) on the surface of the Moon on September 6

India launches a new earth watching satellite

India on Wednesday successfully put into orbit an earth observation satellite that can see through thick clouds and enhance the country's surveillance capabilities in military and civilian sectors to keep an eye also on terror camps across the border in Pakistan. Dubbed as a 'spy' satellite, RISAT-2B (Radar Imaging Satellite-2B) will replace its predecessor RISAT-2 which has been actively used by India to monitor activities in terror camps across the border in Pakistan to thwart infiltration bids by terrorists. RISAT was successfully launched in 2009. The RISAT-2B is equipped with a synthetic aperture radar that can take pictures of the earth during day and night, and also under cloudy conditions, said an official of the Indian Space Research Organisation(ISRO).

ISRO chairman flags off shipment of India's largest liquid hydrogen storage tank

Liquid hydrogen is used as fuel for satellite launch vehicles. The storage capacity of the tank is 120 kilo liters.

Formation of Moon brought water to Earth: Study

The Earth is the only terrestrial planet with a large amount of water and a relatively large moon, which stabilises the Earth's axis. Both were essential for Earth to develop life.

Send your name here to fly aboard NASA's next Mars rover in 2020

The rover is scheduled to launch as early as July 2020, with the spacecraft expected to touch down on Mars in February 2021.

25-hour countdown commences for launch of RISAT-2B

The 615 kg satellite, meant for applications in fields such as surveillance, agriculture, forestry and disaster management support, will be released into orbit about 15 minutes after lift-off.

Come June, a robot may help you with shopping at supermarkets

AI-enabled shopping assistant Spod can suggest products based on customer’s age, gender.

India adopts new standards for measuring units kilogram, kelvin, mole & ampere

Over 100 countries have adopted the metric system of measurements, also known as the International System of Units (SI), which has been in practice since 1889.

Meet Jasper, first thirst-quenching robot in Mumbai

Developed by eight teenagers, Jasper can carry 50 water bottles at a time; meanwhile, Thane to get Roadeo, the traffic-assistance robot.

Chinese probe reveals secrets of Moon's dark side

Chinese probe reveals secrets of Moon's dark side

In January, the Chinese spacecraft Chang'e-4 -- named after the moon goddess in Chinese mythology -- became the first ever craft to touch down on the far side of the lunar surface.

Chandrayaan-2 will have 13 payloads: ISRO

Chandrayaan-2 will have 13 payloads: ISRO

Chandrayaan-2 mission, is an advanced version of the previous Chandrayaan-1 mission about 10 years ago.

The Moon is shrinking, wrinkling due to quakes: Study

The Moon is shrinking, wrinkling due to quakes: Study

The Moon is steadily shrinking, causing wrinkling on its surface and quakes, according to an analysis of imagery captured by NASA's Lunar Reconnaissance Orbiter (LRO) published Monday.A survey of more than 12,000 images revealed that lunar basin Mare Frigoris near the Moon's north pole -- one of many vast basins long assumed to be dead sites from a geological point of view -- has been cracking and shifting.

Decoded: How methane-eating bacteria creates 'green' fuel

Decoded: How methane-eating bacteria creates 'green' fuel

The study showed that by oxidising methane and converting it to methanol, methanotrophic bacteria can pack a one-two punch.

ISRO to launch RISAT on May 22

ISRO to launch RISAT on May 22

The launch, subject to weather condition, would take place from the Satish Dhawan Space Centre in Sriharikota, a press release from the space agency said.

Scientists upset by AYUSH ministry advisory

Scientists upset by AYUSH ministry advisory

The Ministry's note virtually bars non-AYUSH scientists from undertaking any research work on AYUSH drugs and treatments.

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