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On June 28, Iranians will pick a new president. Relations with the West have been a key campaign issue.
Segundo estudos recentes, alinhados com o que Darwin e Lamarck perceberam, é que a alimentação foi o principal motor da evolução do pescoço da girafa, mas com ênfase no sucesso reprodutivo feminino.
Os pescoços das girafas são um tema quente entre os biólogos. Um novo estudo contradiz uma teoria mais antiga que diz que as girafas machos precisam de pescoços longos para brigar pelas parceiras.
NoMowMay is a catchy concept, but it doesn’t provide the food that native North American pollinators need or lasting support for them.
Desde a morte de Amy Winehouse em 2011, os profissionais aprenderam muito mais sobre o transtorno por uso de álcool.
Kevin Mazur/WireImage via Getty Images
A cantora Amy Winehouse morreu devido à toxicidade do álcool em 2011, o mesmo ano em que a Sociedade Americana de Medicina do Vício reconheceu publicamente o vício como um distúrbio cerebral
Since Amy Winehouse’s death in 2011, professionals have learned a great deal more about alcohol use disorder.
Kevin Mazur/WireImage via Getty Images
Singer Amy Winehouse died from alcohol toxicity in 2011, the same year that the American Society of Addiction Medicine publicly recognized addiction as a brain disorder.
Pavers push the asphalt down during road construction.
Pramote Polyamate/Moment via Getty Images
There are many outdated laws that states keep on the books, even if they aren’t used. If the Supreme Court overturns legal precedents on rights like same-sex and interracial marriage, that can change.
Jamie Heard’s IVF process was halted following the Alabama Supreme Court decision in February 2024.
The Washington Post/Contributor
In the past, when courts considered disputes over what to do with no-longer-wanted embryos, they typically considered them property. The Alabama ruling challenges this legal precedent.
Solar eclipses happen because of a few factors, including the Moon’s size and distance from the Sun.
AP Photo/Timothy D. Easley
Many people will see a dazzling eclipse this April, but these events are possible only because of the sizes and precise distances between Earth, the Moon and the Sun.
Movement was an essential part of Gloria Merriex’s lessons at Duval Elementary School in Gainesville, Fla.
Courtesy of Boaz Dvir
Think the norm is to join the workforce straight after school, work for five decades and then retire? Think again.
These highways displaced many Black communities. Some Black activists are using mapping to do the opposite: highlight hidden parts of history.
Library of Congress, Geography and Map Division
An air traffic safety expert explains why humans will remain central to managing the nation’s airports and airspace even as AI promises to improve air traffic control.