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What is the Minor Planet Centre?

Last week, the Minor Planet Centre (MPC) announced 15 new moons had been found, four around Jupiter and 11 around Saturn. The Jovian moons were found by the U.S.-based Scott Sheppard and David Tholen and the Saturnian ones by a team led by Edward Ashton in Taiwan. The MPC is the world’s primary repository for...

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How humans came to inhabit every corner of the world

From African deserts to the Arctic circle: humans spread across the planet faster and farther than any other wild vertebrate, making us outliers in the animal kingdom. While we occupy 132 million sq. km of land, a typical wild mammal occupies 165 sq. km. How did humans achieve this feat?   The answer lies in...

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How agriPV can turn India’s farms into dual-purpose powerhouses

In the 2026-27 budget, the outlay for the PM-KUSUM scheme nearly doubled to Rs 5,000 crore, signalling the government’s renewed emphasis on increasing solar power production centred on India’s farmers. Specifically, the scheme aims to provide energy and water security to farmers, enhance incomes, and decarbonise the farm sector through decentralised solar pumps and power...

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Cost concerns delay safer building codes despite Himalayan threats

Are the risks to structures in the Himalayas and north-eastern states from earthquakes overestimated? Scientists, structural engineers, representatives from several government ministries are expected to deliberate and report back to the Cabinet Secretariat in the coming weeks. This follows a ‘withdrawal’ earlier this month by the Bureau of Indian Standards (BIS) of a set of...

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Animals that show intentional communication is not just human

All living beings communicate. In honeybees, communicative signals in the form of a wiggle dance transmit information on the location of flowers. Recipient bees decode this information and use it to guide their behaviour. Human language goes beyond broadcasting: it can be used to intentionally reshape what another person thinks or does by adjusting the...

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Losing the way: On ISRO and issues with its NavIC constellation

ISRO’s NavIC constellation, for which it has launched 11 satellites since 2013, is in operational distress. Only three satellites remain capable of providing position, navigation, and timing (PNT) services, leaving the constellation unable to fulfil its purpose of replacing the U.S.’s GPS system over the Indian subcontinent. A PNT constellation requires at least four PNT-capable...

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Indore tragedy: why do EV batteries catch fire? | Explained

The story so far: A fire tore through a house in Indore on March 18, killing eight people including two children. An electric vehicle (EV) charging point outside the house appeared to have sparked the blaze. An investigation is underway. Are EV batteries safe? Nearly every EV on the road today runs on lithium-ion batteries,...

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