A long-forgotten dragline sits in a Florida sandpit, waiting to be assessed for a possible return to operation. What condition is it in after years of rest? 'This is a mistake, President': Bill Ackman ...

FRANKLIN, Kan. — A walking dragline used decades ago for coal and clay mining in Southeast Kansas is about to go on the move again. This time, with a little help. The entire Page 618 walking dragline ...

Close-up of Hyptiotes cavatus spider holding triangle web support line with front legs keeping web open, while using back legs to secure anchor line. When back legs release anchor line, spider and web ...

PDFs remain a common way to share documents because they preserve formatting across devices and platforms. Sometimes, however, you end up with several separate PDFs that would be easier to handle as a ...

When it was first released by Adobe in 1993, the PDF was truly transformative technology. The Portable Document Format was a multipurpose container that replicated the appearance and functionality of ...

Want to correct errors or update content in a PDF? Whether you prefer a powerful, corporate-friendly solution or a basic app you can use at no cost, we're here to help you find the best PDF software ...

The University of Bayreuth's Biomaterials research group has, for the first time, successfully applied the CRISPR-Cas9 gene-editing tool to spiders. Following the genetic modification, the spiders ...

Silk protein fibers have received wide interest for their mechanical properties, biocompatibility and biodegradability. By understanding their natural assembly and spinning processes, it is possible ...