Python Is So Slow. Can Julia Solve the Two-Language Problem?
By some benchmarks, Julia code can run 10X to 1,000X faster than Python—but there’s a reason it’s not a very popular programming language.
Sheon Han
What Cities From Chicago to Washington, DC, Look Like Under a Blanket of Wildfire Smoke
The US is home to some of the most polluted air on the planet as smoke from 120 out-of-control Canadian wildfires drifts across the border.
Brian Kahn
Top Vivid Seats Promo Codes and Deals: Get 10% Off
Whether you are heading to a sold-out concert or a championship game, use a Vivid Seats discount code to secure your seats for less this July.
Molly Higgins
Top Babbel Promo Codes: 60% Off for July 2026
Master a new language with expert-led courses. Use our verified Babbel coupon codes to save up to 65% on student plans and 60% on 6-month subscriptions.
Molly Higgins
Finally, Some Affordable Laptops That Won’t Fail You in College
Laptops for college should be portable, offer long battery life, and be well priced. Based on testing hundreds of laptops, these are my top picks.
Luke Larsen
What Is Entropy, Really?
Never mind the “heat death of the universe.” Entropy is just a bridge between two levels of reality.
Rhett Allain
New York Is About to Feel Hotter Than Phoenix
Extreme heat coupled with humidity will make it feel like 109 degrees Fahrenheit as the holiday weekend approaches.
Isabella Ward
Astronomers Have Found a Sugar Molecule in Deep Space for the First Time Ever
Researchers identified traces of erythrulose, a monosaccharide, thousands of light-years away.
Jorge Garay
China’s Tianwen-2 Space Probe Has Rendezvoused With Earth’s Quasi-Moon
The probe sent back the first pictures of the asteroid Kamo’oalewa. Next step: landing on the surface and collecting samples to send back to Earth.
Ritsuko Kawai
What if the Universe Isn’t as Uniform as Scientists Think?
A study based on 47 million galaxies found that the cosmic web retains patterns on enormous scales, which could force a reevaluation of a pillar of cosmology.
Jorge Garay
A Teen Reporter Searched for His Community in the Epstein Files. Adults Freaked Out
An Instagram post turned one California student newspaper into a free-speech flash point. The students say they were just doing their homework.
Ara Rosenthal
Heat Domes Are Dangerous. July Fourth Activities Will Make Things Worse
Long hours outdoors, day drinking, and World Cup matches are among the factors raising the risks of heat-related illness, as hot weather spreads across the eastern US.
Emily Mullin
