Science

Sunita Williams’ retirement from NASA in December 2025 wrapped up almost three decades of distinguished service to one of the most demanding scientific institutions in the world. Recognised for her leadership aboard the International Space Station, long-duration missions, and calm decision-making under pressure, Williams retired not as a celebrity but rather as a United States…

A faded outline of a human hand on a cave wall in Indonesia could now be the world’s oldest known rock art, according to archaeologists who say it was created at least 67,800 years ago. The handprint is part of a small cluster of similar stencils on the cave wall, but researchers believe this one…

Shri Kulkarni, Indian-born RAS Gold Medal astrophysicist. When the Royal Astronomical Society announced Shrinivas R. Kulkarni as the recipient of its Gold Medal, it marked more than another milestone in a decorated career. Awarded continuously since 1824, the medal is the Society’s highest honour, reserved for scientists whose work has fundamentally altered how humanity understands…

Sunita Williams’ retirement marked the end of a remarkable chapter in Nasa’s human spaceflight history. Over a 27-year career, the veteran astronaut completed three missions to the International Space Station, logged 608 days in space and set records for spacewalks by a woman. From her first shuttle flight in 2006 to commanding ISS expeditions and…

NASA astronaut Sunita Williams marked the end of her spaceflight career with a message that reflects both continuity and transition within the US space program. Speaking on the day of her retirement, Williams highlighted the importance of long-term groundwork in enabling future missions and partnerships. Her words come at a time when NASA is entering…

A layer of molten rock deep inside some rocky planets may be doing more than shaping their interiors. New research points to the possibility that these hidden magma oceans could help protect planets over long stretches of time. The idea is not centred on surface conditions or atmospheres, but on what happens far below, under…

Sunita Williams is one of the most accomplished astronauts in the history of NASA, with a career highlighted by dedication, resourcefulness, and a lack of boastful fanfare in the face of quiet trailblazing throughout her career at the space agency. Chosen to be a NASA astronaut in the year 1998, Williams went on to have…

This place is the most isolated place on Earth, and NASA uses it as a spacecraft graveyard ( AI-generated) Point Nemo sits quietly in the southern Pacific, marked on maps but rarely thought about. It is not a destination in any usual sense. There are no ships passing nearby, no islands breaking the surface, and…

Retd astronaut Sunita Williams at the US Embassy in New Delhi (PTI photo) NEW DELHI: Calling her visit to India a homecoming, Indian-origin Nasa astronaut Sunita Williams on Tuesday said India held personal importance for her as it was the country where her father was born.Speaking at an interactive session at the American Center in…