Filter

How to avoid being fooled by AI-generated misinformation

Advances in generative AI mean fake images, videos, audio and bots are now everywhere. But studies have revealed the best ways to tell if something is real

02/09/2024

We could make fuel and fertiliser by recycling wastewater

Wastewater, which is full of pollutants that contain nitrogen, can be directly fed into a new chemical reactor that converts it into ammonia, with purified water and oxygen as by-products

12/08/2024

Menstrual pads that turn blood solid could reduce the risk of leaks

Adding a polymer-alcohol mixture to menstrual pads causes blood to solidify, rather than being absorbed, which could ward off leaks

11/07/2024

Crushed rocks and fertiliser switches can cut nitrous oxide from farms

Adding crushed basalt rocks and special fertilisers to soils could cut nitrous oxide emissions without harming the ozone layer, but these strategies will cost billions

10/07/2024

Take a photographic tour around the world's first fully organic state

All farmland in the Indian state of Sikkim, shown in these images, has been certified organic since 2016, and local authorities say the change is already improving wildlife populations and the area's arid soil

15/05/2024

Carbon-negative cement can be made with a mineral that helps catch CO2

A process to dissolve the mineral olivine in acid could provide a plentiful, energy-efficient material for carbon-negative cement

01/05/2024

Damaged coral reefs can recover quickly after restoration work

Four years after being restored with steel frames, coral reefs in Indonesia damaged by blast fishing grow at the same rate as healthy reefs, but they have lower levels of species diversity

08/03/2024

AI designs bespoke 3D-printed prosthetic eyes

Using an artificial intelligence model and 3D printer to create prosthetic eyes reduces the time required to make such implants, which could make them available to more people

27/02/2024

AI discovers new class of antibiotics to kill drug-resistant bacteria

Artificial intelligence helped screen millions of chemical compounds to find a class of antibiotics capable of killing two different types of drug-resistant bacteria

20/12/2023

Ultrasound can push vaccines into the body without needles

Vaccinations could be made less painful by treating skin with a vaccine-laden liquid and using ultrasound to push it into the body

04/12/2023