Interviews

'The brain knows what kind of sleep it needs'
Bruno van Swinderen on the regulatory characteristic of sleep.
'Hydrogen plays an exciting role in decarbonisation'
Dr Nigel P. Brandon on harnessing hydrogen's potential as a clean-energy source.
ITER will demonstrate feasibility of nuclear fusion: P.I. John
Plasma physicist P.I. John on India's contribution to the nuclear fusion experiment – and the passion that drives scientists.
A whole new way of looking at medicine: Siddhartha Mukherjee
A deeper understanding of the cellular basis of disease raises hopes of curing hitherto-incurable diseases, says Siddhartha Mukherjee.
'Astronomy is one of the last frontiers for physics'
Nobel Prize-winning astronomer Didier Queloz on the cosmic significance of his exoplanet discovery.