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October 6, 2021

October 6, 2021

in

Italian physicist Giorgio Parisi (INFN, Sapienza University of Rome, vice president of the Accademia dei Lincei) wins the Nobel Prize in Physics for his work on Complex Systems. He shares the prize equally with Syukuro Manabe and Klaus Hasselmann. The two researchers received the award

August 19, 2015

August 19, 2015

in

Syria. Khalid al-Asaad, the internationally renowned archaeologist in charge of the Roman ruins of Palmyra, refused to lead Islamic State (Daesh/ISIS) terrorists to the archaeological site and, after being held captive for days, was beheaded in a public square in front of a crowd and

March 2004

March 2004

in

The Opportunity and Spirit probes find clear evidence of the presence of salty water in the past on the Martian soil in two different points of the planet

1987

1987

in

Starting in 1987, Adalberto Giazotto attempted to launch an initiative to build a European gravitational wave antenna, to compete with the one (there would later be two) under construction in the United States since 1984. The Germans and the British soon joined the American initiative.

early 1980s

early 1980s

in

Experimental evidence for the existence of eight gluons, carriers of the strong interaction that holds quarks together, begins to accumulate: Quantum ChromoDynamics (QCD) is born.

1980

1980

in

Alan Guth, in an attempt to solve Dirac’s magnetic monopole problem, proposed the theory of inflation, which automatically corrected several flaws in the Big Bang theory. With the sudden acceleration of expansion imposed by inflation, the boundary conditions for producing magnetic monopoles would never be

July 21, 1969

July 21, 1969

in

4:56 AM Italian time: Armstrong and (20 minutes later) Aldrin land on the Moon (anticipating NASA’s plans); Armstrong, as soon as he lands, utters the famous phrase: “That’s one small step for [a] man … one giant leap for mankind”; Neil pulls a ring that

1965

1965

in

At Bell Labs in New York, Arno Penzias and Robert Wilson discovered the 3K background radiation while testing an instrument; two other American physicists from Princeton, Bob Dicke and Jim Peebles, had already been working on the theory for several years.

1957

1957

in

With the birth of NORAD and the SAGE system, 48 AN/FSQ-7s, the first mainframe produced by IBM, were used. With 25,000 vacuum tubes, it was the fastest and most expensive computer in the world. SAGE collected analog data, converted it to digital, and transmitted it

1957

1957

in

NORAD is founded to organize and analyze data from the radar network that constitutes the Distant Early Warning Line. NORAD oversees 24 Direction Centers and three Combat Centers spread across the United States. The Direction Centers are enormous, four-story, windowless buildings equipped with a pair

1957

1957

in

Nevada. Area 51. The U-2 Dragon Lady spy plane is tested. A total of 104 will be built, the latest, updated models built in the 1980s. Most will still be in service at the beginning of the 21st century. It can fly at an altitude

1948

1948

in

Richard W. Hamming of Bell Labs invents the first AutoCorrective Codes (error-detecting and error-correcting)

early April 1945

early April 1945

in

Palagano, Modena Apennines. An entire Allied battalion, composed of British, American, Italian, and even Russian troops, is parachuted into the mountains near the retreating German forces. The soldiers, commanded by British Major McGinty, are hosted overnight by the citizens of Palagano, who receive biscuits, chocolate,

1891

1891

in

In Java, Indonesia, Dubois finds a portion of a human skull (Trinial SkullCap) attributed to the hominid Anthropitecus erectus, later popularized as Java Man and today known as Homo Erectus

1891

1891

in

Maximilian Wolf of the Heidelberg Observatory discovers his first asteroid: 323 Brucia. He uses an innovative and highly effective technique: multiple photographic exposures following the Earth’s motion, which visualize stars as dots and any other moving objects as streaks. He will thus discover 231 new

July 18, 1876

July 18, 1876

in

Thomas Alva Edison developed and demonstrated the keyboard-based speaking telegraph: the concept of text digitally transformed into sound by combining recording and playback in the same instrument. He worked hard to include the correct sound for sibilant words like scythe (sickle), which must not have