What 12 Ancient Skeletons Discovered in a Mysterious Tomb in Petra Could Tell Us About the Ancient City

Petra, Jordan. Credit: Britchi Mirela

Twelve skeletons have been found in a large, 2,000-year-old tomb directly in front of the Khazneh (“Treasury”) in the city of Petra in Jordan. Alongside them, excavators have discovered grave goods made of pottery, bronze, iron and ceramics. There is much excitement among archaeologists because of what the rare opportunity to investigate this site might tell us about Petra’s ancient people, the Nabataeans, and their culture.

New Forms of Steel for Stronger, Lighter Cars

car manufacturing

Automakers are tweaking production processes to create a slew of new steels with just the right properties, allowing them to build cars that are both safer and more fuel-efficient. Such materials can reduce the weight of a vehicle by hundreds of pounds — and every pound of excess weight that is shed saves roughly $3 in fuel costs over the lifetime of the car.

Science Without the BS

The public deserves honesty and respect. Scientists need to do a better job delivering, says Frederic Bertley, president of the COSI Science Center.

From Silent Dialogues to Vivid Memories – Here’s How the Science of Inner Experience Could Transform Gaming

How could gaming go deeper into inner experience? Here’s one example. Many people report having a silent, internal conversation with themselves for much of the time. Our research has shown that inner speech comes in several different forms and has varied functions in thinking, planning and emotion regulation. But when inner speech is depicted in video games, it tends to lack the qualities and variety.

Thousands of Children Got Tested for Lead With Faulty Devices: What Parents Should Know

A company that makes tests for lead poisoning has agreed to resolve criminal charges that it concealed for years a malfunction that resulted in inaccurately low results. While many of the fault-prone devices were used from 2013 to 2017, some were being recalled as late as 2021. The Justice Department said the malfunction produced inaccurate results for “potentially tens of thousands” of children and other patients.

How Memories Are Made – And Preserved

Although working memory has very limited capacity – at any given time, it can accommodate just four to seven pieces of information – it is essential for normal human functioning and represents what Spitzer calls a ‘superpower’.