Global technology, grounded in Africa.Reported from London · Connected to the world

The four desks

Stories & formats

More

Find a published story by title, subject or author.

Topic focus · Evidence becomes action

Science & Space

Climate science, Earth observation, public health, satellites, uncertainty, and the decisions built on trusted measurement.

All topics →

Latest stories

A black cable ends in a USB Type-C plug on a pale surface.
Article

USB-C fits. That does not tell you what the cable can do

Before replacing a cable, separate its connector, data capability and power rating. Then check the devices at both ends: a better cable cannot upgrade a limited port.

Processed telescope image of Pa 30 with orange-red radial chains of gas knots amid blue-white stars.
Article

Pa 30's supernova image reveals gas knots, not a solved mystery

Gemini North has resolved chains of gas knots in the likely remnant of the supernova seen in 1181. Here is what the image measures, how its colours work and what remains unexplained.

Olkaria V geothermal power-station buildings and steam vents among low hills under a cloudy sky.
Article

Kenya's geothermal cloud promise needs more than a power plant

Geothermal energy is a compelling ingredient for computing infrastructure. A 2024 cloud proposal is not a commissioning receipt—and buyers need evidence of the whole service.

Solar panels mounted on balconies of a residential building photographed in Germany in February 2023.
Article

Plug-in solar is here in Great Britain. Check the flat before buying the panel

A compliant panel is only one part of the decision: building permission, electrical suitability and honest savings matter. Batteries are a separate question.

A partly illuminated Earth appears beyond the cratered lunar horizon in an Artemis II crew photograph.
Article

Artemis II's lunar archive: how to explore NASA's images, audio and observation notes

NASA's April lunar flyby has a public science archive released on 7 October 2026. Start with one observation and its context, rather than an enormous download, and keep the still-delayed navigation data separate.

Steam Frame CAD files
Article

Steam Frame CAD files: what makers get, and what still needs checking

Valve's public hardware references give accessory designers a starting point. Read the file scope and noncommercial terms before turning a model into a prototype or a product.

Meta's data centre
Article

Meta's data centre claims: what to ask about water, power and household bills

Meta's new water and electricity explainer raises useful questions. Here is how to separate a cooling-loop claim from a whole site's impact, and a power contract from your local grid.

Commissioning briefs · Reporting in progress

Explore the questions we plan to report

Interviews, testing, source checks and human editorial approval are required before these plans become published stories.

Open the commissioning slate →