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We had a very busy Friday. The pupils got acquainted with their international teams and summarized 3-week work on the inventions and catastrophes of the XX c.

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THE MOST OUTSTANDING INVENTIONS and DISCOVERIES OF THE CENTURY

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THE MOST OUTSTANDING INVENTIONS and DISCOVERIES OF THE CENTURY

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List of ideas: (in order of importance from our point of view  :)  )

1) The discovery of radium and polonium by Marie Curie

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THE MOST HORRIBLE CATASTROPHES OF THE XX C.

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THE MOST HORRIBLE CATASTROPHES OF THE XX C.

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1) Chornobyl Disaster

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Hurricane Katrina was an extremely destructive and deadly tropical cyclonethat was one of the costliest natural disasters and one of the five deadliest hurricanes in the history of the United States.

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7) Atomic Bombs on Hiroshima and Nagasaki

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7) Atomic Bombs on Hiroshima and Nagasaki

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The September 11 attacks (also referred to as 9/11) were a series of four coordinated terrorist attacks by the Islamic terrorist group al-Qaeda on the United States on the morning of Tuesday, September 11, 2001. The attacks killed 2,996 people, injured over 6,000 others, and caused at least $10 billion in infrastructure and property damage.

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World War II was the deadliest conflict in human history, marked by 50 million to 85 million fatalities, most of which were civilians in the Soviet Union and China.

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2) 2004 Indian Ocean earthquake and tsunami

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2) 2004 Indian Ocean earthquake and tsunami

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The undersea megathrust earthquake was caused when the Indian Plate was subducted by the Burma Plate and triggered a series of devastating tsunamis along the coasts of most landmasses bordering the Indian Ocean, killing 230,000–280,000 people in 14 countries, and inundating coastal communities with waves up to 30 metres high.

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The first laser was built in 1960 by Theodore H. Maiman at Hughes Research Laboratories, based on theoretical work by Charles Hard Townes and Arthur Leonard Schawlow.

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In 1999, the Japanese firm NTT DoCoMo released the first smartphones to achieve mass adoption within a country.

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Ivan Puluy (1845 - 1918)

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USB, short for Universal Serial Bus, is an industry standardthat defines cables, connectors and communications protocols for connection, communication, and power supply between computers and devices. A team including Ajay Bhatt worked on the standard at Intel; the first integrated circuits supporting USB were produced by Intel in 1995.

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The origins of the Internet date back to research commissioned by the United States Federal Government in the 1960s to build robust, fault-tolerant communication via computer networks.

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In 1911, Boris Rosing and his student Vladimir Zworykin created a system that used a mechanical mirror-drum scanner to transmit, in Zworykin's words, "very crude images" over wires to the "Braun tube"