By Laura Millan Lombrana
Roberta Pirazzini set out an Arctic expedition to do something no one had ever tried before: fly a drone near the North Pole.
Sensors on the drone would assess sunlight reflected from the ice. This measurement, known as surface albedo, is key to understanding how much solar radiation is absorbed by the Earth and how much is reflected back into the atmosphere. It’s one of the scientific puzzles that can help predict how fast sea ice will melt.
But flying a drone over the planet’s northernmost reaches is no simple feat. Pirazzini and a colleague, Henna-Reetta Hannula, spent months learning to fly at the Finnish Meteorological Institute, where both are on staff as scientists. …
By Gabrielle Coppola
The promise of self-driving cars and robotaxi fleets once seemed just around the corner, but reality is setting in. Makers of the underlying technology are pivoting to more realistic ways of making money in the here and now.
By Richard Chess
Kylie Jenner, Kanye West and Tyler Blevins. That last one — the given name of video-game pro Ninja — may not rank among the highest-paid celebrities, but Hollywood talent agencies are wooing stars like never before, betting they can lead a new generation of celebrity endorsers for mainstream brands.
A few years ago, top agencies represented just a handful of video-game stars, but now they see an opportunity to turn players into household names. …