Angela Merkel the “indispensable European” for “defending Germany’s interests without losing sight of Europe’s”. Photograph: Carsten Koall/Getty Images

Nigella Lawson is not a regular in this column, but she has a nose for trends and her latest trend is Germany. In a review of her latest show, I read (...)

Lumbricus terrestrism draws leaves down. Illustration: Michael Viney

The return of the wind reminded the trees it was autumn, whether or not they were ready to let their leaves fall. The beech stays stubborn, already(...)

A photo released by Galapagos National Park shows a new species of tortoise on Santa Cruz Island, Galapagos Islands, Ecuador. Photograph: Galapagos National Park

Scientists have discovered a new species of giant tortoise in the Galapagos Islands off Ecuador, through genetic testing. The tortoise is the 15th kno(...)

Auction Results Tuesday (September 15th) Adams Blackrock, 38 Main St Blackrock, Co Dublin: Autumn fine art and antiques auction. A George IV mahogany(...)

Charles Darwin, the Victorian naturalist who formulated the theory of evolution. His letter to a barrister in London from 1880 is for auction in New York

Charles Darwin, the Victorian naturalist who formulated the theory of evolution, revealed his private thoughts about religion to a young barrister in (...)

One of the species of miniaturised frog found in the Brazilian Atlantic forest. Photograph: Luiz Fernando Ribeiro

Seven new species of miniature frog, smaller than bumblebees, have been discovered clinging to survival on isolated mountaintops in Brazil. The large(...)

R Ford Denison: the professor of ecology, evolution and behaviour at the University of Minnesota

Can agriculture learn any lessons from Charles Darwin? Most definitely, according to R Ford Denison. The professor of ecology, evolution and behaviour(...)

Undated artists impression of what the Beagle 2 would look like upon landing on Mars. Photograph: European Space Agency/PA

Britain’s infamous “Beagle 2” spacecraft, once dubbed “a heroic failure” by the nation’s Astronomer Royal, has been found on Mars - 11 years after it (...)

The job of Arturo Bejar and his 80-strong Facebook Protect and Care team is to curb cyberbullying and harassment by creating and increasing empathy in communications among the media site’s users. Illustration: James C. Best/The New York Times

Of Facebook’s 7,185 employees, Arturo Bejar may have the most difficult job.No, he is not responsible for increasing advertising revenue or keeping th(...)

When doves fly: Ireland’s doves survive in their pure form only on islands strung out from Donegal to Kerry. Illustration: Michael Viney

Inishbofin comes and goes on our horizon, its silhouette often hazed in mist or spray — veiled sometimes, too, in rain, but not for long. On clear aut(...)