Sonia Ramírez

Journalist with more than 13 years of experience in radio and digital media. I have developed and led content on culture, education, international affairs, and trends, with a global perspective and the ability to adapt to diverse audiences. My work has had international reach, bringing complex topics to broad audiences in a clear and engaging way.
Aerial view of dozens of red articulated TransMilenio buses parked in rows at a Bogotá depot.

China will send 269 electric buses to a Latin American city and turn it into one of the first with a fully electric public transit fleet, the kind of urban leap that does not happen every day

July 21, 2026 at 6:39 PM
Researchers conducting a field test in Cambridge Bay, Nunavut, where seawater is pumped onto sea ice to increase its thickness and reflectivity.

The first experiment to thicken Arctic ice with seawater showed promise, but it comes with a huge catch that could turn a climate solution into a serious dilemma

July 20, 2026 at 5:00 PM
A Mexican mantled howler monkey in the forest canopy of Los Tuxtlas, Veracruz, where researchers detected microplastics in fecal samples.

Plastic is no longer just on beaches and in rivers, scientists found microplastics in howler monkeys in Los Tuxtlas, Veracruz, a strange warning that pollution has reached the treetops

July 20, 2026 at 12:30 PM
A digital rendering of the proposed Greensteel Australia electric induction mill at the former BHP site in Mayfield North.

Steelmaking is returning to Newcastle, but this time with renewables and no fossil gas, a historic industrial comeback for a city that never fully let go of its steel past

July 20, 2026 at 10:15 AM
A deep-sea submersible camera captures a corroded radioactive waste barrel on the seafloor, now colonized by sponges and anemones.

About 80 years after some 200,000 radioactive barrels were dumped in the ocean, France is leading a mission to find them, an uncomfortable story that sounds like a forgotten file under the sea

July 20, 2026 at 8:45 AM
A close-up of the concentrated solar-to-hydrogen prototype system using Fresnel lenses to focus sunlight onto high-efficiency four-layer cells.

German scientists have managed to convert up to 31.3% of sunlight directly into hydrogen, a number that puts the race for clean fuel from nothing but sun and chemistry on a whole new level

July 19, 2026 at 6:30 PM
A 3D-printing construction system at work on a building site in regional Australia.

An agricultural town in Australia has jobs, factories, and a desire to grow, but it lacks the most basic necessity: Housing for its employees, and now it wants to solve this problem with 3D-printed homes

July 19, 2026 at 5:00 PM
Global view of Mars, the planet linked to the Martian meteorite NWA 8171, where scientists discovered microscopic garnet grains.

Scientists opened a tiny Martian meteorite and found a surprise inside, as if a rock from Mars were still carrying microscopic clues about the Red Planet’s history

July 18, 2026 at 10:15 AM
Underground tunnel and ancient water channels beneath Hagia Sophia in Istanbul revealed during archaeological excavation beneath the historic monument.

Beneath Hagia Sophia, a tunnel more than 160 meters long appeared alongside ancient water channels, an underground clue showing that Istanbul still keeps hidden chapters below one of its most famous monuments 

July 17, 2026 at 5:00 PM
The circular Maya structure known as Okox during excavation at El Tigre in Petén, Guatemala, showing preserved stonework and archaeological research.

At El Tigre in Petén, a unique and well-preserved circular structure has emerged: a Maya discovery with a ritual feel that reminds us how much mystery is still hidden beneath the Guatemalan jungle 

July 17, 2026 at 3:00 PM
Carbonized Herculaneum papyrus scroll under red laser lines during X-ray imaging alignment.

Artificial intelligence has just read a papyrus scroll carbonized by Mount Vesuvius nearly 2,000 years ago, without opening or destroying it, and every recovered word feels like a secret doorway into a Roman library trapped by fire 

July 17, 2026 at 8:45 AM
Aerial view of gold mining operations in a river in Bolivia, with machinery, sediment, and deforested land visible

Bolivia is facing new environmental tensions over an agreement with mining cooperatives that, according to critics, could trigger thousands of applications and put protected areas under enormous pressure

July 16, 2026 at 12:30 PM
Paul Powlesland standing in polluted water during a river cleanup in London.

The story seems absurd: a British lawyer set out to clean up a polluted river, collected more than 200 bags of trash, and now could face legal action for removing waste without permission

July 15, 2026 at 6:30 PM
Apnoctomys conicetorum, newly discovered rodent species from Argentina near Córdoba

Scientists have just discovered a new mammal in Argentina, and the most interesting thing is that it wasn’t lost in a remote jungle, but less than 81 miles from Córdoba

July 15, 2026 at 12:30 PM
Group of Andean rheas walking across a dry highland landscape in Peru, a critically endangered bird species in the Andes

The largest running bird in the Peruvian Andes can reach speeds of about 37 miles per hour, but it now faces a threat from which it cannot escape: a lack of funding

July 14, 2026 at 6:36 PM
Dania Yasaret Saldaña Martínez presenting her HidroAC+ system that reuses air conditioner water for crops

A student from Nuevo Laredo noticed something that we all see but that almost no one pays attention to: the water dripping from the air conditioner. She turned it into HidroAC+, a system for growing plants in a city where temperatures can exceed 104 °F for months on end

July 14, 2026 at 10:15 AM
Diego Saldanha removing plastic waste from floating ecobarrier in Brazil’s Atuba River

For years, he watched as bottles, furniture, and plastic floated past the back of his house, as if the river were a floating landfill, until this Brazilian father built a homemade barrier that has already removed more than 40 metric tons of trash

July 14, 2026 at 8:45 AM
Female Edwards's pheasant born at Bioparc Fuengirola before joining an international conservation program to restore the species in Vietnam.

A pheasant born in Málaga has just traveled thousands of kilometers to Vietnam in an effort to restore a species that has not been reliably sighted in its forests since 2000

July 13, 2026 at 6:30 PM
Offshore wind turbine platform being transported for installation at sea.

While data centers strain power grids, consume water, and are a source of complaints on land, a San Francisco based company wants to move part of the artificial intelligence boom out to sea, inside floating wind turbines

July 13, 2026 at 6:40 AM
Scattered invasive pine trees spreading across a dry hillside in New Zealand.

What appeared to be a simple tree growing on a hillside can turn into a dense stand of invasive pine trees capable of depleting watersheds, displacing native plants, and altering an entire landscape

July 12, 2026 at 6:30 PM
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