While past studies have placed the proportion of child-free American adults at somewhere between 2% and 9%, a study found that in Michigan, over 1 in 4 adults don’t want kids.
Riders in the 2021 Tour de France will ride more than 2,100 miles (3,400 km) over the 21 flat and mountainous stages of the race. And they will burn an incredible amount of energy while doing so.
In the US, underage drinking accounts for a whopping US$17.5 billion worth of alcohol yearly. New research shows which companies take in most of this money and how little is spent on prevention.
Abandoned US oil and gas wells and their associated land cover more than 2 million acres, a recent study estimates – an area larger than Delaware and Rhode Island combined.
Ryan Wiser, Lawrence Berkeley National Laboratory; Bentham Paulos, Lawrence Berkeley National Laboratory; Dev Millstein, Lawrence Berkeley National Laboratory, and Joseph Rand, Lawrence Berkeley National Laboratory
Fifteen years ago electric power generation was the largest source of US greenhouse gas emissions. Now the power sector is leading the shift to a clean energy economy.
Lina Begdache, Binghamton University, State University of New York
It’s been a stressful year, and for 61% of US adults, a year of unwanted weight change too. This isn’t surprising, as stress, eating and motivation are all linked through hormones in the brain.
A new review of the status of African elephants finds scientific grounds for dividing them into two species, and reports that both have suffered drastic population declines since 1990.
The high cost and long lead times for building computer chip factories makes it difficult for the U.S. to reverse the steady decline of its domestic semiconductor manufacturing capacity.
It’s awfully hard to wrap your mind around a sum that large. But converting it to a more bite-size representation can affect a voter’s willingness to support government spending.