Science & Technology - Briefs

Air pollution increases risk of Alzheimer’s in carriers of the gene, says study

The ratio of metabolites responsible for cognitive functions has severely decreased in Alzheimer's gene-carrying children in Mexico City than in …

Environmental activist Isidro Baldenegro killed in Mexico

This is the second killing of a Goldman Environmental Prize winner in less than a year

The environmental costs of Trump's wall

All that concrete will generate millions of tonnes of CO2 emissions and the wall will ravage a unique desert habitat that straddles two countries

Earthquake of magnitude 8.1 strikes Mexico; at least 15 killed

Its epicentre was 123 km (76 miles) southwest of the town of Pijijiapan, at a depth of 33 km

Mexico hit by yet another earthquake in less than a fortnight; at least 149 killed

The latest earthquake in Mexico is estimated to be the deadliest since 1985

Misreading the story of climate change and the Maya

Maya communities’ ability to adapt their resource conservation practices played a crucial role in allowing them to survive for as long as …

Decline in monarch butterfly population not because of migration: Study

The ‘migration mortality’ hypothesis, highlighted by two scientific journals, is not backed by data, says the study’s author …

Tropical storms Marco, Laura head for the Gulf of Mexico, spark Fujiwhara effect scare

Simultaneous formation of two storms in western Atlantic Ocean creates Fujiwhara effect scare, that happens when 2 hurricanes combine to form a …

Is time ticking for coal

Business-as-usual will not work to combat climate crisis. Difficult targets must be set to reduce carbon emissions

An industrial spill might be to blame for an algal bloom ravaging Florida

Some 215 million gallons of wastewater was released into Tampa Bay in March and April this year

Hurricane Ida turned into a monster thanks to a giant warm patch in the Gulf of Mexico — here’s what happened

Edies during the hurricane season can spell disaster for coastal communities around the Gulf

Crackdown: Egg seizures at US-Mexico border go up 300%

Median cost of a dozen eggs in the US was $4.25 in January 2023 — over twice what it was a year ago

North America discarded over 5 billion kg of industrial waste in 2018 and most of it went to landfills

New study looks into waste disposal by 24,000 facilities in Canada, Mexico and the United States

Book Excerpt: Tenochtitlan is testament to the Aztecs’ urban development skills

Stefan Rinke’s ‘Conquistadors and Aztecs’ dispels the myth that the Spanish conquered the Aztecs easily or simply