Irradiating small animals used as fish food makes them bigger
Jan 23rd 2021THE WORLD’S fisheries are overexploited. One way to relieve pressure on them is to increase the yield of fish farms….
China’s jabs may have an important role
Jan 23rd 2021IN MEDICAL SCIENCE, fortune rarely favours endeavours that begin by skirting phase-three trials—those that test…
How to separate oxygen from air using magnets
Jan 23rd 2021OXYGEN IS VITAL. Literally so for breathing, and thus for many hospital patients. And metaphorically for industries…
Where a rodent lives may determine how clever it is
Jan 23rd 2021AESOP’S FABLE about the town mouse and the country mouse concentrates on the dangers of city living and rather…
How fast can vaccination against covid-19 make a difference?
Jan 23rd 2021HOSPITALS AROUND the world are, once again, buckling under a torrent of covid-19 patients. In places as far apart…
Viruses hitch lifts on some bacteria, the better to kill others
Jan 16th 2021NOWADAYS, PATHOGENIC bacteria are generally dealt with using antibiotics. But some researchers argue that bactericidal…
Two arthritis medicines prove effective for covid-19
Jan 14th 2021GOOD NEWS from covid-19 wards is hard to come by. A relentless surge in infections is overwhelming hospitals around…
A Japanese forestry firm wants to put wooden satellites into orbit
In space, wood has advantages over artificial materialsJan 13th 2021THE SPACE age was built on clever materials. The business…
Removing space junk
Jan 12th 2021HUMAN BEINGS are messy. They tend to leave rubbish behind them wherever they go—and to expect someone else to clear…
Balinese temple monkeys are sophisticated thieves
They prove that human beings are not the only species able to negotiate a dealJan 11th 2021IF YOU visit Uluwatu temple in Bali,…