Skin cancer spreads between catfish in a freshwater lake

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02287-wThe discovery of a transmissible melanoma in a freshwater catfish raises questions about the disease’s origin, mode of transmission and broader impact on the species.

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02287-w

The discovery of a transmissible melanoma in a freshwater catfish raises questions about the disease’s origin, mode of transmission and broader impact on the species.

Editorial Expression of Concern: Carcinoma-produced factors activate myeloid cells through TLR2 to stimulate metastasis

Nature, Published online: 28 July 2026; doi:10.1038/s41586-026-10923-8Editorial Expression of Concern: Carcinoma-produced factors activate myeloid cells through TLR2 to stimulate metastasis

Nature, Published online: 28 July 2026; doi:10.1038/s41586-026-10923-8

Editorial Expression of Concern: Carcinoma-produced factors activate myeloid cells through TLR2 to stimulate metastasis

Inside the high-stakes race to develop an Ebola vaccine for an escalating outbreak

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02278-xThe University of Oxford has already vaccinated its first clinical-trial participant. The study’s lead scientist Teresa Lambe tells Nature how they were able to move…

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02278-x

The University of Oxford has already vaccinated its first clinical-trial participant. The study’s lead scientist Teresa Lambe tells Nature how they were able to move so fast.

Led by the nose: a queen’s scent shapes naked mole rat society

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02286-xNaked mole rats live in colonies characterized by having a single breeding queen. It emerges that a queen-associated chemical helps to maintain this reproductive hie…

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02286-x

Naked mole rats live in colonies characterized by having a single breeding queen. It emerges that a queen-associated chemical helps to maintain this reproductive hierarchy.

Consciousness research is having an AI moment. Will the hype help the field?

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02300-2The idea of AI sentience is drawing more focus to consciousness science. But some researchers aren’t sure that’s a good thing.

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02300-2

The idea of AI sentience is drawing more focus to consciousness science. But some researchers aren’t sure that’s a good thing.

Why some wool is wavy

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02104-4How crimps form in the coats of sheep, and the history of the word ‘ionosphere’, in this week’s pick from the Nature archive.

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-02104-4

How crimps form in the coats of sheep, and the history of the word ‘ionosphere’, in this week’s pick from the Nature archive.

Fertility clinics are offering young mitochondria in controversial fertility technique

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-01935-5Researchers are alarmed that the procedure, which has not been rigorously studied, is advertised by clinics around the world.

Nature, Published online: 28 July 2026; doi:10.1038/d41586-026-01935-5

Researchers are alarmed that the procedure, which has not been rigorously studied, is advertised by clinics around the world.