A car with steam coming out of the exhaust has to be running on hydrogen. The clean fuel cell technology has been around for 30 years, so why isn’t it taking off?
The trend toward e-cars is growing. But what about e-planes? It might not be long before we're zooming around in electric planes — at least for short distances, says a German Aerospace Center expert in a DW interview.
Full speed ahead for electric cars - it seems there has never been a better time to finally do away with combustion-engine technology. But DW's Henrik Böhme feels the solution lies elsewhere.
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