Many of us think that rapid environmental change is a quintessentially modern crisis. Today, temperatures are soaring, topsoil is washing away, phosphorous is being diluted, forests are retreating, pesticides are sterilising farmland, fertilisers are choking waterways, and biodiversity is plummeting under the onslaught of overpopulated, industrialised societies. Some of these changes are indeed truly new. […]
Category Archives: History
Top 20 Countries having the most number of UNESCO World Heritage Sites (2019 Update)
There are a total of 1092 UNESCO World Heritage Sites in the world (as of January 2019: 845 Cultural, 209 Natural and 38 Mixed). Here are the top 20 countries having the most number of UNESCO World Heritage sites. What is a UNESCO World Heritage Site? According to the Wikipedia, “A World Heritage Site is […]
The Costs of Replicating Ancient Architectural Wonders Today
In “Original Copies“, Bianca Bosker looks at a current trend in China to recreate some of human’s civilization greatest architectural achievements. Various elite suburbs in the country feature a variety of world wonders, from a 108-foot copy of the Eiffel Tower to picturesque Venetian scenescapes.
Astronaut Honors Holocaust Remembrance Day from space with “Moon Landscape” drawing by Holocaust victim Petr Ginz
NASA Astronaut Andrew Jay “Drew” Feustel, who is currently living and working aboard the International Space Station, published a photo on his Twitter account with a replica of the “Moon Landscape” drawing by Holocaust victim Petr Ginz to honor Holocaust Remembrance Day (Yom HaShoah). The replica of the painting was first flown in space by Ilan Ramon […]
People today are living longer, healthier, and happier lives than ever before
In a video published by Bill Gates on his Youtube channel, originally titled “Humanity is fighting back against the Grim Reaper”, Steven Pinker, the Canadian-American cognitive psychologist, linguist, popular science author and Johnstone Family Professor in the Department of Psychology at Harvard University explains why people today are living longer, healthier, and happier lives than ever before. […]
Why meteoroids explode before they reach Earth?
On 15 February 2013, an approximately 20-meter (66 feet) meteoroidNotes 1 entered Earth’s atmosphere over Russia, with a speed of 19.16 ± 0.15 kilometers per second (60,000-69,000 km/h or 40,000-42,900 mph). Its mass is estimated at 7,000 to 10,000 tons, one of the largest meteoroids entered Earth’s atmosphere in recent history. Then, at 9:20 am local […]
The Oldest Surviving Aerial Photo was Taken in 1860
On October 13, 1860, the early American photographer James Wallace Black (February 10, 1825 – January 5, 1896) climbed into a hot air balloon (named Queen of the Air) with his camera, and photographed Boston from a hot-air balloon at 1,200 feet (around 365 meters). He was not the first person to do it: two […]
A new star in heavens: how Crab Nebula was born
In 1054 A.D, a new, very bright star has appeared in Earth’s sky, in the constellation Taurus. Chinese, Japanese, Korean, and Arab astronomers observed the event and noted: “a new bright star emerged in the heavens”. The star was so bright: for nearly three weeks, it was visible even during the daytime, under the hot, […]
Top 10 Most Powerful Earthquakes in Recorded History
Here are the top ten most powerful earthquakes (by the Moment magnitude scale, MMS; denoted as Mw or M) in recorded history, according to the United States Geological Survey (USGS), a scientific agency of the United States government.
Ancient carvings show a comet hit Earth 13,000 years ago
Ancient symbols carved into stone at Göbekli Tepe (an archaeological site in Turkey) tell the story of a big comet impact more than 13,000 years ago, scientists think. The devastating impact triggered a mini ice-age which drove many mammals weighing more than 40 kg to extinction. According to an article published by New Scientist, carvings made on […]
