Permselectivity reveals a cool side of nanopores

Researchers from Osaka University investigated the thermal energy changes across nanopores that allow the selective flow of ions. Switching off the flow of ions in one direction led to a cooling effect. The findings have ...

'Unabated': a word to split the world at COP28

The outcome of the most important climate negotiations in years could rest on the ambiguity surrounding one linchpin term, according to experts: "unabated fossil fuels".

Climate change by numbers

As countries try to hammer out a response to climate change at the COP28 talks in Dubai, here are some key figures about how fossil fuels have warmed our world.

Clean energy innovation or illusion? JETP climate funds

They were billed as an ingenious new way of helping developing countries ditch planet-polluting coal, promising an injection of billions from wealthy governments looking for new ways to tackle carbon emissions.

Nations rally behind renewables at COP28 climate talks

Nearly 120 nations pledged to triple the world's renewable energy within seven years at UN climate talks Saturday as the United States pushed to crank up nuclear capacity and slash methane emissions.

Japanese experimental nuclear fusion reactor inaugurated

The world's biggest experimental nuclear fusion reactor in operation was inaugurated in Japan on Friday, a technology in its infancy but billed by some as the answer to humanity's future energy needs.

The big emitters: the United States

The United States, the world's second largest emitter of greenhouse gases, has pledged to halve its emissions by 2030 compared to 2005 levels—but so far is failing to stay on target, analysts say.

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