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Business

Marine biofuels deployable near term, but feedstock availability constrains growth

Marine biofuels are emerging as a readily deployable near-term decarbonization option for the shipping sector, although tightening feedstock availability constrains growth as demand scales, industry…

  • Marine biofuels are deployable near-term decarbonization option.
  • Feedstock availability constraining growth as demand scales.
  • NYK Line increased biodiesel use more than 40 times in 2023 levels.

Business

Clean Arctic Alliance Reacts to Ships Sailing From Asia to Europe Via Arctic Route

Responding to reports that the Liberian-flagged container vessel Dubai Tower has departed the UK ports of Teesport and Felixstowe and is due in the German port of Hamburg today, having sailed through…

  • Clean Arctic Alliance warns increased Arctic shipping will worsen climate impacts.
  • Dubai Tower and PanStar Acro vessels sail through Northern Sea Route from Asia to Europe.
  • Dr. Prior calls for strict IMO regulations and polar fuels to protect Arctic.

AI

What must happen for AI’s trillion-dollar gamble to pay off

When Jessica Wachter, a finance professor at the University of Pennsylvania’s Wharton School, wanted to assess AI’s impact on the economy over the next few years, she faced a long list of business and technical uncertainties. So she started with what she calls a “remarkable fact” that is not in question: A handful of so-called…

Science

Readers respond to the May 2026 issue

Letters to the editors for the May 2026 issue of Scientific American

  • Readers responded to May 2026 Scientific American issue
  • Cody Cottier's "Discerning Chicks" explores bouba-kiki effect
  • David William Brown critiques "Making Faces" facial expression example

Science

What if we never find dark matter?

Could the hunt for the universe’s missing matter be the biggest wild goose chase in scientific history?

  • Decades of search for dark matter have yielded no direct evidence
  • Vera C. Rubin's 1970s observations provided strong initial evidence
  • Some physicists doubt dark matter can be detected with current tech

Health & Medicine

VSD rolls out mass rabies vaccination

The Veterinary Services Directorate (VSD) has launched a mass rabies vaccination campaign targeting 25,000 dogs and cats in high-risk areas across the country. The exercise, which runs throughout September as part of activities marking Rabies Awareness Month, is expected to boost Ghana’s efforts to achieve zero human deaths from…

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