An analysis of 12 popular apps’ privacy policies reveals a number of concerns, including confusing privacy messages and unnecessarily long data retention windows.
The discovery of a key component of RNA in samples from asteroid Ryugu adds weight to the theory that basic organic molecules may have arrived on Earth from outer space.
Tens of thousands of satellites orbiting Earth will hamper astronomers’ efforts to study the Universe and spot dangerous asteroids, as well as brightening the sky and hiding stars from the rest of us.
Beyond just looking at black holes, the next-generation Event Horizon Telescope collaboration is the first to bring together perspectives from across the sciences and humanities.
Antarctic minke whales are elusive and hard to track – but a new study of their behaviour offers clues to their evolution and the limits of their filter-feeding behaviour.
The rectangular stone structures known as mustatils were used thousands of years ago for sacrificing animals to an unknown deity – perhaps in response to ancient climate change.
The first AUKUS-class submarine will be delivered in the 2040s. We may only get about a decade of use before adversaries can easily detect the new boats.
The newly discovered comet C/2023 A3 Tsuchinshan-ATLAS is anticipated to be spectacularly bright late next year. But it’s important to temper our expectations.