nature – February 16, 2023 issue:

Solar geoengineering is scary — that’s why we should research it

Research on blocking sunlight needs a dose of realpolitik.

How a tiny genetic change inflicts old age on young kids

Scientists identify a molecule key to the development of progeria, a lethal disease that causes hyper-accelerated ageing.

Noise shatters deep sleep thanks to dedicated brain circuit

Neurons that help to rouse you from sound slumber are connected to those that receive signals from the spinal cord.