Climate engineering carries serious national security risks — countries facing extreme heat may try it anyway, and the world needs to be prepared

International decisions on climate engineering are likely coming soon

Violet chips

Ultraviolet rays could lead to the development of an advanced set of semiconductor chips

Light without heat

Cosmic killings

Forever sunny

Sunlight streams in round-the-clock as electricity from a new solar power plant in the US

Heat quencher

Afforestation not so cool

Planting trees will not reduce global warming, says study

Sun screened

Pollution joins clouds, blocks sunlight over India

Under the killing sun

Cloud view clears up

Origin of aerosols dictates cloud shape

The disagreement between two climate scientists that will decide our future

The differences between Mann and Hansen are significant for the global response to climate change  

How about solar units on lakes if land is scarce?

It will prevent water loss through evaporation, while producing clean energy

Can glare be a roadblock in solar power expansion?

US authorities in Belmont have issued guidelines to manage solar glare

Water pacifies heat

Soil moisture works as an indicator of weather extremes

Science & Technology - Briefs

The cloud

Beyond the romance, clouds are an enduring scientific mystery that must be unravelled

Silver lining?

Aerosols mitigate the effects of global warming in India during winters

Science

The Sun’s activity cycle is reaching its peak early: Knowing why could help us unlock the secrets of our star

What would higher solar activity mean for us?

Science And Technology - Briefs

New gold rush

A third of non-melanoma skin cancer deaths caused by working under sun

Estimates from WHO, ILO call for protecting workers from hazardous outdoor work in the sun

Targets or diktats?

India: aim, hope high

Opting for renewables