Science & Technology

Big Bang did not start the present universe: Nobel Laureate Penrose

Kolkata, May 10 (PTI) Nobel Laureate mathematical physicist Roger Penrose has said that the present universe did not start with the Big Bang and that there was another universe before the present one.

Traces of the older universe can be discovered in present black holes and certain electromagnetic radiation spots in the sky, Penrose, said in his address at a virtual meet at the Saha Institute of Nuclear Physics here from Oxford on Monday.

The return capsule of the Shenzhou-13 manned space mission after landing

CAIRO (AP) — Yemen’s Houthis criticized a new U.S.-led task force that will patrol the Red Sea following a series of attacks by the Iran-backed rebels in a waterway that’s essential to global trade.

Mohammed Abdul-Salam, the Houthis’ chief negotiator and spokesman, said late Friday that the U.S. move in the Red Sea, which comes amid a cease-fire in the country’s civil war, contradicts Washington’s claim of supporting the U.N.-brokered truce.

The task force “enshrines the aggression and blockade on Yemen,” he claimed on his Telegram social media account.

India: Nanoparticles play a crucial role in trapping water pollutants

Kanpur: City has its environmental risks but villages are still prone to the contaminated water. This causes the skin diseases.

Throwing light on this point Dr Archana Raichur said that the contaminated water people use commonly for their daily domestic usage.

She happens to be a scientist fellow at the mechanical engineering department, IIT here.

She learnt about the issue during her stay in the villages for about four months in the year 2019.

Turkey scientists strive to leave minimal footprint on Antarctica

17 March 2022; MEMO: Doing scientific research as part of Turkiye's Sixth National Antarctic Science Expedition, Turkish researchers brought back data and findings, but strove to leave behind only their pristine footprints in the snow, Anadolu News Agency reports.

Antarctica, the world's fifth-largest continent with an area of 14.2 million square kilometres (5.5 million square miles), is one of the favourite spots of explorers and scientific research teams, with its intriguing geography and nature.

Indian Navy successfully test-fires Indo-Russian BrahMos missile

New Delhi, Mar 5 (PTI) The Indian Navy on Saturday said it has successfully test-fired the advanced version of the BrahMos missile, demonstrating the combat readiness of its frontline platforms.

A Navy spokesperson said the missile hit the target with pin-point accuracy.

"The long-range precision strike capability of advanced version of the BrahMos missile was successfully validated," the official said.

India: IIT-K & OFM develop first soft recovery system for swift projectiles

Kanpur: The Indian Institute of Technology, Kanpur and the Ordnance Factory Medak, Telangana, a unit of Armoured Vehicles Nigam Limited, developed India's first soft recovery system for supersonic projectiles.

This recovery system can stop a 30mm supersonic projectile moving at Mach 3 - three times the speed of sound - at a distance of nearly 50 meters.

According to a release, the technology has been developed under leadership of Nachiketa Tiwari of IIT-K and Alok Prasad, General Manager of Ordnance Factory MedaK.

China's first commercial license for unmanned driving services issued

TAIYUAN, Feb. 26 (Xinhua) -- The city of Yangquan in north China's Shanxi Province on Friday issued a license to Baidu for the commercial operation of unmanned autonomous driving services -- the first license of its kind issued in China.

"That means a safety supervisor is no longer required in the driver's seat in Baidu's autonomous vehicles operating in designated areas of the city," said Nie Yuren, general manager of Baidu Intelligent Driving Business Group Solutions. The license also allows for fare collection, Nie said.

China's new-generation rocket sends 22 satellites into space in record-setting mission

WENCHANG, Hainan, Feb. 27 (Xinhua) -- China launched a Long March-8 rocket to place 22 satellites in space on Sunday, setting a domestic record for the most spacecraft launched by a single rocket.

The rocket blasted off at 11:06 a.m. (Beijing Time) at the Wenchang Spacecraft Launch Site in the southern Hainan Province before sending the satellites into preset orbit.

India: Nanoparticles useful for protecting crop from infection concernns

Kanpur: IIT Kanpur has improved several solutions to heighten crop output and also addressed many of the issues facing the agriculture sector. 

It has now developed a bio-degradable nanoparticle that can be used as an option to chemical-based pesticides to safeguard crops from bacterial and fungal infections.

The nanoparticle, better known as Biodegradable Carbonoid Metabolite can remain active at low concentrations and be as effective as pesticides. It is said to be having no adverse effect on soil or consumer health.

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