The passing of scientific threads
India lost two eminent scientists last fortnight. While Yash Pal was a scientific communicator par excellence, P M Bhargava laid the foundation …
A lesson from Ramanujan’s elbow
Ahead of the National Mathematics Day on December 22, here’s a recollection of the life and legacy of Srinivasa Ramanujan
Reflections from a Nobel winner: Scientists need time to make discoveries
In 2018, Professor Donna Strickland was awarded the Nobel Prize in Physics for her work in high-intensity lasers. Her research has been …
Google and IBM are at odds over 'quantum supremacy' — an expert explains what it really means
Quantum computers can perform very difficult calculations much faster than anything possible on conventional “classical” computers
Physics Nobel awarded for Big Bang-related theory and exoplanet discovery
US scientist James Peebles and Swiss scientists Michael Mayor and Didier Queloz are recipients of the prize for 2019
Life: modern physics can’t explain it – but our new theory, which says time is fundamental, might
This is perhaps the most radical departure for physics of life from standard physics, but it may be the critical insight needed to explain what …
Dianna Cowern: The Wonder Woman who teaches science
At a time of increasing scientific ignorance, Cowern has leapt highest wall of all — one between scientists and everyone else
Nobel Prize for physics awarded for gravitational waves detection
Scientists Rainer Weiss and Kip Thorne, together with Barry Barish, whose effort led to the discovery 100 years it was …
A new proposal for quantum entanglement between microorganisms
Tongcang Li from Purdue University, USA, and Zhang-qi Yin from Tsinghua University, China, have proposed a new method to teleport the internal …
What happens when a raindrop hits a puddle?
Dispersion is the ability of waves of different wavelengths to each move at their own individual speeds
China’s quantum satellite enables first totally secure long-range messages
A successful long-distance quantum communications link ushers in a new era of communication security
Eminent physicist Stephen Hawking dies at 76
Hawking theoretically proved that black holes were present as singularities in the cosmic space-time continuum
What international scientists have to say on the detection of gravitational waves
The consensus is that the discovery will reveal to us a completely different side of the universe
Higgs boson theorists win Nobel Prize for physics
Englert and Higgs theorised on how particles gain mass 50 years ago; it was confirmed by CERN laboratory experiment last year
Chemistry Nobel 2023 goes to 3 scientists for discovery of quantum dots used in LED lamps, surgery
Quantum dots are nanoparticles of different colours depending on their size, primarily used to create coloured light
Stephen Hawking and I created his final theory of the cosmos — here’s what it reveals about the origins of time and life
The enigma at the centre of our research throughout this period was how the Big Bang could have created conditions so perfectly hospitable to life
2020 Physics Nobel to trio for work on black holes
Roger Penrose showed black holes to be a direct consequence of Theory of Relativity; Reinhard Genzel and Andrea Ghez discovered a massive black …
The mystery behind radio signals from deep space
Many theories revolve around the origin and nature of fast radio bursts coming to us from far points in the universe. Down To Earth breaks down …
Dark matter not ‘super heavy’ or ‘super light’: In a first, scientists calculate its mass range
Quantum gravity, a combination of Einstein’s concepts of quantum physics and general relativity, was used in the research
‘Einstein’s E = mc2 does not work in the biosphere’
Behaviour of light changes on entry into Earth's atmosphere from space; it assumes a benevolent role
COVID-19 no gamble: Physics-inspired simulations predict waves in these 4 countries
A physicist uses the Monte Carlo Simulation, commonly used in physics & fields as diverse as engineering and finance, to study endemicity
Unlocking our universe, step by step
From time immemorial, scientists have tried to unravel the mystery of the universe-from India's Aryabhata to Albert Einstein
Book launch becomes platform to debunk studies on health risks of cell phone towers
IIT professor and international expert say fear around mobile technology is unscientific
2022 Physics Nobel for quantum entanglement which creates secure communication networks
Alain Aspect, John F Clauser and Anton Zeilinger’s work will enable quantum computers to carry out computations impossible currently
IIT-Madras researchers design white light emitters for LED applications
The innovation has been patented by the researchers and was recently granted the Government of India’s ‘SERB-Technology Translation …