India Post to print best tiger stamps

Tiger designs by children will be issued as India Post stamps next year.

Now, 3D printers to print tiny robotic insects

3D printers could soon create the perfect insect wing, a feat perfected by nature over millennia.

Soon, solar cells will be printed on rooftops!

If scientists have their way, solar cells could soon be produced more cheaply using nanoparticle “inks”.