Volume 592 Issue 7856



News Features

News & Views

Life in a carbon dioxide world p.688

Microorganisms living in hydrothermal vents that emit carbon dioxide gas provide a striking example of metabolic finesse. This pathway sheds light on microbial ecology in extreme environments and offers clues to early life on Earth.

doi: 10.1038/d41586-021-00977-1

The path to destruction for D-type cyclin proteins p.690

The molecular mechanism governing the destruction of key cell-cycle proteins, D-type cyclins, has been elucidated. This mechanism might underlie the lack of response of some human tumours to an inhibitor treatment.

doi: 10.1038/d41586-021-00889-0

Ancient continental blocks soldered from below p.692

A study of melting in the mantle under northern Canada more than one billion years ago shows that the oldest blocks of continent not only break apart but can also be repaired by the gluing action of major melting episodes.

doi: 10.1038/d41586-021-01087-8