Abstract: This paper explores a novel model for sorted-waste transportation, defined as the two-echelon collaborative location routing problem with intuitionistic fuzzy multi-demands. It considers a ...

Editor's note: Alysa Liu won Olympic gold in women's figure skating. MILAN — Alysa Liu is back on figure skating ice at the Winter Olympics and on the path to gold. The 20-year-old U.S. figure skater ...

DETROIT – A third grader from Detroit is proving that big brains can come in small packages. Myles Dantzler was recently accepted into Mensa, the prestigious high-IQ society, an achievement that has ...

Striking San Francisco teachers have demanded parents avoid homeschooling their children to help support their push for higher wages and better conditions. More than 50,000 children were kept home on ...

A second significant growth market could make it third-time lucky for investors with an appetite for another roller-coaster ride on lithium, an important battery metal. Best known for its use in the ...

MILAN — Ilia Malinin didn’t call himself the favorite for gold in men’s figure skating after his short program routine Tuesday night. Not quite. “I mean, being the favorite is one thing,” Malinin said ...

Feb. 10 (UPI) --The United States' Ilia Malinin delivered a near-perfect short program Tuesday night in Milano, putting the two-time world champion firmly atop the men's singles standings heading into ...

Ilia Malinin showed his dominance as the "quad god" in the men's figure skating short program, but he still acknowledged he has more in him. Malinin was determined to show what he could do after a ...

MILAN — It’s reckless and exhilarating, daring and unnecessary, thrilling and chaotic all at once. The mid-routine backflip is one of skating’s most controversial moves, and Ilia Malinin — for the ...

Turns out the sci-fi filmmakers got it backwards. All those ’70s and ’80s dystopias like “Rollerball,” “The Running Man,” “Death Race 2000,” imagined futures in which sports were full of gadgets and ...