News tagged with flat surface

Cells eat themselves into shape

The process cells use to 'swallow' up nutrients, hormones and other signals from their environment – called endocytosis – can play a crucial role in shaping the cells themselves, scientists at the European ...

Aug 09, 2013 5 / 5 (9) 1 | with audio podcast

Water droplets prefer the soft touch

(Phys.org) —Researchers have found a way to drive water droplets along a flat surface without applying heat, chemicals, electricity, or other forces: All that's required is varying the stiffness of the ...

Jun 25, 2013 4 / 5 (4) 0 | with audio podcast

The Physics Of A Bump In A Rug

Scientists often have to make sacrifices for their work. Physicist Dominic Vella chopped his bathroom rug into strips, and L. Mahadevan's coauthor ran off with his bookshelf. With these sacrifices, these two ...

Oct 20, 2009 3.7 / 5 (9) 0

Explained: Hydrophobic and hydrophilic

Sometimes water spreads evenly when it hits a surface; sometimes it beads into tiny droplets. While people have noticed these differences since ancient times, a better understanding of these properties, and ...

Jul 16, 2013 4.5 / 5 (4) 0