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. [...]

How Trump Helped China Make America’s Cheapest EV

Slate is the latest automaker to transition to lower-cost batteries perfected in China, driven in part by the repeal of EV tax credits that required materials to be sourced domestically. [...]

Artificial cell manages a few rounds of cell division

It only works for a few divisions thanks to a lot of added materials. [...]

The FDA Ruled That ZYN Pouches Are Safer Than Cigarettes. That Doesn’t Mean They’re Safe

ZYN nicotine pouches, the FDA found, can be advertised as a less-harmful option for adult smokers. But quitting all tobacco and nicotine products remains the best idea. [...]

3 Nuclear Startups Hit a Big Milestone. Why It Matters—and Why It Doesn’t

The companies’ Fourth of July plans include celebrating new reactor designs coming online. But there’s still a long way to go before they deliver energy at a meaningful scale. [...]

Quantum error correction can constantly recalibrate a processor

Reinforcement learning uses error information to adjust control algorithms. [...]

Scientists Have Identified a New Fossil Species of Axolotl in Mexico

Ambystoma quetzalcoatli is the first fossil salamander to be formally identified in Mexico, revealing that axolotls have inhabited the country for millions of years. [...]

Food Preservatives May Increase the Risk of High Blood Pressure and Cardiovascular Disease

Aa large-scale study demonstrates that preservatives widely used in everyday processed foods may exacerbate common health risks. [...]

When the ability to smell goes away

Disturbances in this critical sense are often linked to problems with brain health. [...]