Jonathan O'Callaghan
Jonathan is an award-winning freelance science journalist based in the UK.
Recent articles by Jonathan O'Callaghan
Scientists are now seriously asking if humans were seeded by aliens. Here's why
The idea that life on Earth began elsewhere in space has long been controversial, but it's now gaining traction
These are science’s boldest ideas to cool our heating planet
As Earth's climate continues to warm, experts are increasingly wondering if we could, and should, take more drastic action and start tinkering with the planet in the hope of saving it