"theory"

#12977314

10 November 2025

The Museo Hemingway e della Grande Guerra (Hemingway and the Great War Museum) features a poster of Ernest Hemingway in uniform at the entrance. The building is located in Bassano del Grappa, Italy, on October 31, 2024. It is the only museum in Europe dedicated to Ernest Hemingway. It is located in Villa Ca' Erizzo Luca, which Hemingway inhabits during the First World War as a volunteer for the American Red Cross ambulances.

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#12921273

29 October 2025

Stephane Travert, President of the Economic Affairs Committee, is seen before the hearing of Philippe Aghion, a French economist and winner of the 2025 Nobel Prize in Economics, at the National Assembly in Paris, France, on October 28, 2025.

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#12921262

29 October 2025

Philippe Aghion, a French economist and winner of the 2025 Nobel Prize in Economics, is seen before his hearing on growth, innovation, and industry at the National Assembly in Paris, France, on October 28, 2025.

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#12921267

29 October 2025

Philippe Aghion, a French economist and winner of the 2025 Nobel Prize in Economics, is seen before his hearing on growth, innovation, and industry at the National Assembly in Paris, France, on October 28, 2025.

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#12921268

29 October 2025

Philippe Aghion, a French economist and winner of the 2025 Nobel Prize in Economics, is seen before his hearing on growth, innovation, and industry at the National Assembly in Paris, France, on October 28, 2025.

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#12921269

29 October 2025

Philippe Aghion, a French economist and winner of the 2025 Nobel Prize in Economics, is seen before his hearing on growth, innovation, and industry at the National Assembly in Paris, France, on October 28, 2025.

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#12866738

16 October 2025

Buck bachelor deer and younger bucks learn from mature males with small horns to practice fighting. Britain's largest land mammal roams freely in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible in London, United Kingdom, on October 15, 2025.

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#12866739

16 October 2025

Sika deer, Britain's largest land mammal, roam freely in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible in London, United Kingdom, on October 15, 2025.

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#12866740

16 October 2025

Bellowing Stag (Red deer), Britain's largest land mammal, roams freely in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible on October 15, 2025.

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#12866741

16 October 2025

The stag (Red deer), Britain's largest land mammal, roams freely in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible in London, England, on October 15, 2025.

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#12866742

16 October 2025

A Grey Heron is in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible in London, United Kingdom, on October 15, 2025.

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#12866749

16 October 2025

Stags (Red deer), Britain's largest land mammals, roam freely in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible on October 15, 2025.

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#12866774

16 October 2025

The stag (Red deer), Britain's largest land mammal, roams freely in Bushy Park, the second largest of London's Royal Parks, spanning 1,100 acres (445 hectares). During the deer rut in the autumn, the Red stags and Fallow bucks compete by roaring, barking, and clashing antlers in an attempt to fight off rivals and attract as many females as possible in London, England, on October 15, 2025.

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#12836678

6 October 2025

The birthplace of Professor Dr. Aloys Fischer is located in Furth im Wald, Cham district, Upper Palatinate, Bavaria, Germany, on October 3, 2025. Fischer (1880-1937) is a German educator and co-founder of modern pedagogy, known for his work on the theory of education, social education, and the academization of teacher training.

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#12836679

6 October 2025

The birthplace of Professor Dr. Aloys Fischer is located in Furth im Wald, Cham district, Upper Palatinate, Bavaria, Germany, on October 3, 2025. Fischer (1880-1937) is a German educator and co-founder of modern pedagogy, known for his work on the theory of education, social education, and the academization of teacher training.

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#12806648

28 September 2025

CHISINAU, MOLDOVA SEPTEMBER 28, 2025: Moldovan President Maia Sandu addresses the media outside Petru Rares Theoretical High School in Chisinau after casting her vote in the 2025 parliamentary election in Chisinau, Moldova, on September 28, 2025. Moldovans vote today to elect 101 members of parliament for a four-year term.

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