Events with tag - Science

January 1, 461 BC

Hippocrates Begins Medical Practice

Hippocrates of Kos begins his medical career, introducing systematic observation and natural explanations for diseases, revolutionizing medicine by moving away from supernatural beliefs to evidence-based practice. His methods and ethical principles, including the famous Hippocratic Oath, became the foundation of modern medicine.

January 1, 286 BC

Great Library of Alexandria

The Great Library of Alexandria was established around 285 BCE as the ancient world's largest library and research institution. Located in Alexandria, Egypt, it housed up to 500,000 scrolls and attracted leading scholars from across the Mediterranean region.

251 BC

Archimedes' Eureka Moment

In 250 BCE, Greek mathematician Archimedes discovered the principle of water displacement while taking a bath, leading to one of history's most famous scientific breakthroughs. This discovery helped him solve King Hiero II's challenge of determining if his crown was pure gold without damaging it.

April 25, 1953

Discovery of DNA Structure

On April 25, 1953, James Watson and Francis Crick published a groundbreaking paper in Nature journal describing the double helix structure of DNA. This discovery revolutionized molecular biology and genetics, opening a new era in scientific research.

October 4, 1957

Space Race Begins

The Space Race began during the Cold War, marked by the Soviet Union's launch of Sputnik 1 on October 4, 1957. This event prompted President Eisenhower to establish NASA and implement crucial educational and technological initiatives to advance American space capabilities.

January 31, 1958

Explorer 1 Launch

The historic launch of Explorer 1, America's first successful satellite, marked the nation's entry into the Space Age and led to the groundbreaking discovery of the Van Allen radiation belts.

July 29, 1958

NASA Establishment

President Dwight D. Eisenhower signed the National Aeronautics and Space Act, establishing NASA as a civilian space agency in response to the Space Race with the Soviet Union. The agency officially began operations on October 1, 1958.

January 1, 1961

NASA Apollo Program Launch

The Apollo program began in 1961 when President John F. Kennedy declared America's intention to land humans on the Moon before the decade's end. This ambitious $28 billion initiative involved over 400,000 people and led to numerous technological breakthroughs.

April 8, 1964

NASA Project Gemini Launch

NASA launched Project Gemini as its second human spaceflight program, conducting 12 missions between 1964-1966. The program served as a crucial bridge between Mercury and Apollo missions, developing essential capabilities for lunar exploration.

May 20, 1964

Discovery of Background Radiation

In 1964, American astronomers Arno Penzias and Robert Wilson made a groundbreaking discovery of cosmic microwave background radiation, which provided crucial evidence supporting the Big Bang theory. For this accidental but extremely significant discovery, they were awarded the Nobel Prize in Physics in 1978.

December 7, 1972

Apollo 17: NASA's Final Moon Landing

Apollo 17, launched on December 7, 1972, was NASA's final lunar mission of the Apollo program. Led by Commander Eugene Cernan and Harrison Schmitt, it set multiple records including the longest surface stay and most extensive moonwalks in the program's history.

May 14, 1973

Launch of Skylab

NASA launched Skylab, America's first space station, using a modified Saturn V rocket from Kennedy Space Center. The 169,950-pound orbital workshop marked the beginning of permanent human presence in space.

August 20, 1975

Viking 1 Launch

NASA launched Viking 1, its first successful Mars landing mission, from Cape Canaveral Air Force Station. The spacecraft consisted of an orbiter and lander, marking the beginning of a revolutionary Mars exploration mission that would provide groundbreaking scientific discoveries about the Red Planet.

January 1, 1977

Sanger DNA Sequencing Method

Frederick Sanger developed a groundbreaking DNA sequencing method that revolutionized molecular biology and genetics. This discovery enabled the reading of genetic sequences and contributed to the development of personalized medicine.

September 5, 1977

Launch of Voyager 1

NASA launched Voyager 1 spacecraft from Cape Canaveral, Florida, beginning an unprecedented journey of space exploration that would later become the farthest human-made object from Earth.

November 20, 1998

ISS Construction Begins

The International Space Station's construction officially began with the launch of its first module, Zarya, from Kazakhstan's Baikonur Cosmodrome. This historic event marked the start of humanity's largest international cooperative space project.

February 6, 2018

SpaceX Falcon Heavy Launch

SpaceX made history with the successful launch of Falcon Heavy, the world's most powerful operational rocket, carrying Elon Musk's Tesla Roadster with 'Starman' mannequin into space orbit beyond Mars.