Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Dugan Arnett Globe Staff April 03, 2019 Like a lot of people, Avi Loeb, the chairman of Harvard University’s renowned astronomy department, does his best thinking in the shower.It’s where he has hatched ideas for papers on black holes and the future of the universe, and where, last year, he spent some time pondering a notion that would eventually make him — in some circles, at least — the subject of considerable ridicule.He’d been thinking about the phenomenon of ‘Oumuamua, a mysterious object that hurtled close to Earth in 2017. It had became an instant sensation in the scientific community, the first known object from outside the solar system, and astronomers and astrophysicists had jumped to analyze and explain the anomalous object. Theories were developed. Papers were published. Advertisement Loeb had a theory, too, and … [Read more...] about This Harvard astronomer’s theory on aliens earned him ridicule. Here’s why he’s standing by it

# Carl sagan and stephen hawking

## Real science or science fiction? Harvard astronomer stands by his theory

Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Dugan Arnett Globe Staff April 03, 2019 Like a lot of people, Avi Loeb, the chairman of Harvard University’s renowned astronomy department, does his best thinking in the shower.It’s where he has hatched ideas for papers on black holes and the future of the universe, and where, last year, he spent some time pondering a notion that would eventually make him — in some circles, at least — the subject of considerable ridicule.He’d been thinking about the phenomenon of ‘Oumuamua, a mysterious object that hurtled close to the Earth in 2017. It had became an instant sensation in the scientific community, the first known object from outside the solar system, and astronomers and astrophysicists had jumped to analyze and explain the anomalous object. Theories were developed. Papers were published. Advertisement Loeb had a theory, too, … [Read more...] about Real science or science fiction? Harvard astronomer stands by his theory

## Pi Day: 7 interesting facts about math’s most famous number

Get ready for Pi Day! The annual celebration, held every March 14, is your chance to pay tribute to the most famous constant in math and physics: the number you get when you divide the circumference of a circle by its diameter. It's represented by the Greek letter "π" — in English, "pi." Museums and science centers mark the day with educational programs, music, pi memorization challenges and at least one parade, though many math fans celebrate simply by enjoying a slice of pie. Pi shows up in many formulas in math and physics. Its value is often rendered as 3.14 — hence the celebration on the 14th day of the third month of the year — but that's an approximation. The real value of pi is 3.1415926535… with the three dots signifying that the string of digits goes on forever. The fact that it never ends is just one fascinating fact about pi. Here are seven more: 1. Pi is all encompassing. In its endless stream of digits, pi is believed to contain the numbers … [Read more...] about Pi Day: 7 interesting facts about math’s most famous number