Archivo: The Guardian

Shooting huge amounts of non-ozone-harming greenhouse gases into the atmosphere could counteract vast volcanic sulphur clouds that cause perpetual winters, new research suggests

Millions of numbers and patterns keep our data safe and make our gadgets work – we just don’t know about it

Antarctic hole in protective layer of gas stands around same level as 2010, 2012 and 2013, but scientists say recovery is on track

Politicians who ignore message cannot in future say they take science seriously, open letter says

Researchers reveal the nova was about 14,800 light years from the sun, meaning the explosion witnessed in August last year happened 15,000 years ago.

The maestro of recreational maths was born 100 years ago today. Here we celebrate his birthday with eight of his most celebrated puzzles

Fossils of 380m-year-old lake-dwelling placoderms point to bony, L-shaped male organ and female ‘cheese-grater’ genitals, scientists say

Ada Lovelace Day, a day to celebrate female role models in science, technology, engineering and maths (the STEM subjects). Last year, Ada LovelaceDay produced an ebook, for which I wrote a chapter about Jean Golding, the woman who set up Children of the 90s, the dataset I use for my PhD. Here’s an extract.

The giant sauropod dinosaurs like Diplodocus and Apatosaurus are familiar thanks to their huge sizes and unique body shapes of a long neck and tail with a tiny head perched on top. Among their ranks were the largest terrestrial animals of all time, and yet an enduring mystery remains – how did so many animals of this size get to be so big?

One laureate paid just $200 for invention that allows energy-efficient lighting and could save quarter of world’s electricity