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Economics & Business May 28, 2026

Impact of regional airline exits on travelers measured

When regional airlines leave a market, travelers are likely to see fewer flights and higher fares. The harder question is how much service disappears, how quickly prices rise and whether other airlines step in to fill the ...

Space Exploration May 28, 2026

SpaceX's Starship rockets are grounded pending investigation after test flight

SpaceX Starship launches are on hold pending an investigation into last week's test flight.

Environment May 21, 2026

The Lancet MedZero: A single platform for carbon data across every product in health care

If health care were a country, it would be the fifth largest carbon emitter on the planet—between the European Union and the Russian Federation, with CO2 emissions in the sector higher than all of aviation and shipping combined.

Social Sciences May 20, 2026

Flying sick: One in three pilots reported working despite illness

Many pilots and cabin crew members go to work despite suffering from mental or physical health issues. This is shown in a new doctoral thesis by Filippa Folke at Karolinska Institutet.

Environment May 19, 2026

New Mexico wildfire sparked by fatal medical plane crash spreads quickly in rural area

A fast-growing wildfire sparked by the fatal crash of a small medical plane outside Ruidoso, New Mexico, has triggered evacuations for a rural area north of the Capitan Mountains and closures in the Lincoln National Forest, ...

Cell & Microbiology May 13, 2026

Microalgae can photosynthetically produce and secrete biofuel precursors

Microalgae have attracted growing attention as a promising platform for sustainable biofuel production because they can use photosynthesis to convert carbon dioxide into energy-rich compounds without competing with food crops. ...

Environment May 12, 2026

Airport readings uncover ultrafine particle spikes and oil residue in Zurich study

During takeoff and landing, planes emit ultrafine aerosol particles. Some particles also contain lubricating oil, as shown by measurements made by researchers from the Paul Scherrer Institute PSI in the environs of the Zurich ...

Environment Apr 27, 2026

Here's what we know about the climate cost of white trails aircraft leave in the sky

Contrails, short for condensation trails, are the white streaks often seen in the sky behind aircraft. The International Cloud Atlas, which classifies clouds, has a category just for them: cirrus homogenitus, an example of ...

Environment Apr 1, 2026

Reducing aircraft soot might not actually reduce the climate effects of contrails

Reducing aircraft soot emissions may not reduce contrail clouds, according to in-flight observations of emissions from a passenger jet with modern "lean-burn" engines, reported in Nature. Contrails from aircraft contribute ...

Environment Apr 1, 2026

Researchers say ecotourism is valuable but cannot decarbonize tourism industry

A new research review published in npj Climate Action counters a recently proposed idea published in Nature Climate Change that ecotourism could serve as a mechanism to decarbonize the tourism industry.

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