Models: Bag, cutlery and tumbler made using biodegradable, material developed at IISc, Bengaluru.

IISc researchers find a way to substitute for single-use plastics

Shubashree Desikan
A pharmacy technician loads a syringe with Pfizer’s COVID-19 vaccine at the Portland Expo in Portland, Maine, U.S. File

As U.S. approves booster shots, just 3.5% vaccinated in Africa

R. Prasad
Thanu Padmanabhan.

Renowned astrophysicist Thanu Padmanabhan passes away

Special Correspondent
A colony of football playground drawingn fruit bats roost on an Acacia tree in Coonoor.

Science Quiz: on bats

A.S. Nazir Ahamed Shubashree Desikan

Question Corner | Fin design

Solar power: In stars like our Sun, hydrogen is being converted through fusion into helium, releasing huge amounts of energy.

U.S. lab makes headway in nuclear fusion energy

Shubashree Desikan