Tuesday, 29 November, 2022
TopicEarth

Topic: Earth

New mineral from deep inside Earth found trapped in a diamond

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.

This quasi-satellite of Earth could actually be a piece of Moon, astronomers say

Quasi-satellites are asteroids that orbit the Sun with orbital period similar to that of the Earth’s. From Earth’s perspective, they appear to orbit the Earth instead.

Earth’s inner core is growing more on one side than the other – but the planet isn’t tipping

Earth’s core was formed very early in our planet’s 4.5 billion-year history, within the first 200 million years.

Water lakes were found at Martian South Pole in 2018. New findings say it was frozen clay instead

In 3 papers published over a month, different teams reanalysed the 2018 Mars Express orbiter data to state that frozen clay, not salt water lakes, produced radar signals.

‘Mia’, this bearded vulture is the world’s first bird to get a prosthetic foot

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.

Red star Betelgeuse, one of the brightest, not going supernova soon. It just coughed up dust

The bright red star underwent a Great Dimming in 2019-20, prompting some astronomers to speculate if it would go supernova. Findings help us understand giant stars better.

Earth’s core is growing faster on one side — but gravity is keeping it from getting lopsided

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their sources.

5 satellite images that explain what is happening on Earth

Satellite images can enhance policymaking. We can measure changes in sea level down to a single millimetre, and see spread of greenhouse gases, all from space.

Remains of China rocket crash into Indian Ocean, most of debris ‘burnt up during re-entry’

Pieces of the Long March 5B rocket re-entered atmosphere at 10:24 am Sunday local time and plunged into the sea around 72.47 degrees east longitude and 2.65 degrees north latitude.

This interactive map can help discover undiscovered species on Earth

Humans have only discovered around 20% of the species on Earth. This means that as much as 80% of life has still to be found & protected for future generations.

On Camera

YourTurn

Former Pakistani Army Chief Qamar Javed Bajwa | ISPR/Twitter

On my last day as Pakistan Army Chief, I leave Asim Munir with bigger problems than my billions

Does Indian Army Chief Gen Pande have no interest in making CPEC, cheese pizza economic corridor? I suggest him this corridor against China. Learn from us.
Representational image of workers at a construction site | ANI

GDP data this week will indicate FY23 outlook. But analysis shows growth still below pre-Covid yrs

Analysis of industrial & consumer data not included in usual ‘high-frequency indicators’ shows although demand seems to have recovered from pandemic, it remains weak.

Defence

Illustration: Soham Sen | The Print

Modi govt moves with Arunachal Frontier Highway, among India’s ‘toughest’ projects yet, China in mind

The 2,000 km-long highway will be of strategic importance to military. Same equipment used on other side of LAC being deployed to carry out work on tough terrain, say officials.

A Gujarat gamble: A likely reason Rahul is not giving Modi a fight this assembly election

I'd rather not buy idea that Rahul's holding his fire until 2024. More likely, Congress believes Karnataka offers best chance of winning a Gujarat-sized state if Gujarat is too challenging.