Nature News Headlines

Sep 15, 2019

Each month we check in with the reporters and editors at Nature News for a roundup of recent science headlines. This month, we hear from senior reporter Heidi Ledford.

EPA’s new animal testing policy

The US Environmental Protection Agency (EPA) is trying to sharply reduce its use of animals in toxicity tests. Many scientists and environmentalists say the move is premature and could undermine chemical regulation.

First hint that body’s ‘biological age’ can be reversed

A small clinical study in California has suggested for the first time that it might be possible to reverse the body’s epigenetic clock, which measures a person’s biological age.

Bubbles at the center of the Milky Way 

In its first major result, just over a year after its inauguration, a super-sensitive South African telescope has discovered two giant ‘radio bubbles’ above and below the central region of the Milky Way. 

False statements about climate change trip people up 

A study in Germany suggests that people have a reasonably good grasp of the science surrounding climate change, but occasionally overestimate their understanding.