Mark Heiner: 4 books

A collection of three twisted short stories. Witch Reborn: Trudy accidentally unleashes an evil power when she touches a cursed tree. As hard as she tries to fight the power, she slowly finds herself succumbing--and finally welcoming--the dark magic. Scarred: After a spring break canoeing...

Worlds of If was a three time winner of the Hugo Award for best science fiction magazine. Worlds of If discovered many talented writers who would go on to dominate genre fiction. This is the third in our Worlds of If series with even more memorable stories from its tremendous run. ‘The Yillian Way’...

There has been growing concern that both intensive agriculture in the developed world and rapid expansion of crop cultivation in developing countries is damaging the health of soils which are the foundation of farming. At the same time we are discovering much more about how complex soils are as living...

Ergonomie lehrt, wie Technik so zu gestalten ist, dass sie optimal an die Bedürfnisse, Wünsche und Eigenschaften des Nutzers angepasst ist. Es hat sich in diesem Zusammenhang der Begriff vom Mensch-Maschine-System etabliert. Sachsystematisch und mit detailliertem Blick auf die komplizierten technischen...