Mobility

Interstate 10, the Katy Freeway, with its stacked managed lanes and frontage roads in Houston.

Houston built a 26-lane freeway to beat traffic, but the cars came back and exposed the trap behind wider roads

Adrian Villellas
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September 6, 2026 at 6:30 PM

Houston spent nearly $3 billion widening a freeway to 26 lanes, but induced demand brought traffic back within years.

Union Pacific's Big Boy No. 4014 steam locomotive kicks off its coast-to-coast tour in Sacramento.

Union Pacific’s Big Boy crossed America at 1.2 million pounds, and the diesels behind it were not secretly doing the work

ECONEWS
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September 6, 2026 at 5:00 PM

Union Pacific’s 1.2-million-pound Big Boy crossed America in 2026, with trailing diesels only assisting, never driving it.

Satellite image of Hurricane Isaac approaching the Gulf Coast in August 2012.

Stanford researchers paired seismometers with infrasound microphones to capture hurricane forces near the surface, offering a new data stream for forecasting storm intensity without waiting for landfall

Kevin Montien
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August 19, 2026 at 8:45 AM

When Hurricane Isaac barreled over Louisiana in 2012, it pressed down on the Earth so hard that sensors built for earthquakes felt the

Metropolitan Police officers inspect an electric bicycle during a roadside enforcement operation targeting illegal e-bikes in London.

London police have seized more than 2,500 illegal e-bikes in seven months, already beating all of last year, and the roadside machine they now use explains why so many failed

Kevin Montien
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August 13, 2026 at 8:45 AM

London police seized 2,500 e-bikes in seven months. New roadside detection tech explains the rise in enforcement actions.

Battery pack from a Kia e-Niro electric vehicle, the model that recorded the highest battery health in a study of nearly 10,000 used EV battery tests.

A study of nearly 10,000 battery tests found used EV batteries hold up far better than feared, with the Kia e-Niro still at 97% capacity after 62,000 miles

ECONEWS
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August 7, 2026 at 6:30 AM

A study of nearly 10,000 battery health tests found top EVs keep over 97% of capacity after 62,000 miles, easing degradation fears.

Permeable sponge pavement installed in Marrakech as part of urban climate resilience efforts to improve drainage and reduce heat.

Morocco is testing a porous ‘sponge’ pavement to replace scorching black asphalt in Marrakech and Agadir, and pilot data show it can run up to 16°F cooler

ECONEWS
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August 6, 2026 at 6:30 PM

Morocco is testing permeable pavement that drains water and cools itself through evaporation, part of a wider climate resilience push.

Science

Archaeologists excavate storage pits and hearths inside the Coves del Fem rock shelter in Ulldemolins, Spain.

Archaeologists uncovered eight 8,000-year-old storage pits in Spain, but the deeper layers held an even rarer surprise, remarkably preserved traces of the last hunter-gatherers who lived there just before farming transformed the region

ECONEWS
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September 5, 2026 at 8:45 AM

Storage pits and hearths at a Spanish rock shelter capture the shift from hunting to farming, with layers dated across 1,500 years.

Steam rising from the Shanay-Timpishka, the Boiling River in the Peruvian Amazon.

A river in the Peruvian Amazon runs hot enough to reach 86°C with no volcano nearby, and researchers found that every 1°C increase along its banks was linked to an 11% drop in local tree diversity

Kevin Montien
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September 4, 2026 at 10:15 AM

Peru’s boiling river heats the forest around it, and each degree of warming there matches an 11 percent drop in tree diversity

Iridescent ammonite fossils from South Dakota dating back about 69 to 72 million years.

Between 69 and 72 million years ago, a vast sea covered what is now South Dakota, and fossils found there still have iridescent shells that shimmer like pearls after all that time buried underground

Adrian Villellas
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September 4, 2026 at 8:45 AM

South Dakota’s iridescent ammonites come from a sea that once split North America, and marine fossils turn up in every U.S. state

View of Mars' ice-covered south polar region, where radar observations have investigated a possible buried lake.

NASA’s radar searched for Mars’ buried lake beneath the south pole, and the weak echo has made the water mystery harder to believe

Kevin Montien
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September 3, 2026 at 10:15 AM

NASA’s sharper radar found only a weak echo where a Martian lake was suspected, weakening the case for liquid water under the ice

Ancient gold ring with a Brahmi inscription discovered at the Don Yai Thong archaeological site in Thailand.

A 2,000-year-old gold ring found beside human remains in Thailand carries an inscription that may reveal an ancient trade route

Kevin Montien
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September 2, 2026 at 8:45 AM

A 2,000-year-old gold ring found beside human remains in Thailand carries an inscription pointing to ancient ties with South Asia.

Global view of Mars, the planet NASA plans to eventually explore with human crews.

NASA still has no year for the first human Mars landing, and the missing date reveals why the real countdown has not begun

ECONEWS
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September 1, 2026 at 6:38 PM

NASA still has no date for the first human landing on Mars, revealing how many critical pieces of the mission remain unresolved.