Developed by engineers from Northwestern University, the pacemaker is the size of a grain of rice and could help save babies born with heart defects.

The world’s tallest and smallest dogs proved that true friendship comes in all sizes during a heartwarming playdate where the pair of anomalous pooches had a ball. Reggie, a 7-year-old Great ...

A playdate between the world’s tallest and smallest living dogs went the way of most dog park encounters despite the 3-foot (0.91-meter) height difference — lots of tail wagging, sniffing and ...

Half a century after the world's first deep sea mining tests picked nodules from the seafloor off the US east coast, the damage has barely begun to heal.

Scientists in the United Kingdom have made what may be the world's smallest violin, using advanced nanotechnology. The microscopic instrument, measuring 35 by 13 microns, and constructed from ...

The phrase “the world’s smallest violin” is dripping with sarcasm and reserved for disdain, but for some researchers it’s a mark of pride. Thanks to the latest nanotechnology tools, a team ...

A team of engineers at Northwestern University have created the world’s smallest pacemaker. It’s activated by light and can be inserted via syringe.

Small areas of the Tibetan Plateau may have an outsize influence on East Asia's climate by increasing spring rainfall by up to a quarter, researchers say.

A playdate between the world’s tallest and smallest living dogs went the way of most dog park encounters despite the 3-foot height difference — lots of tail wagging, sniffing and scampering.

A playdate between the world's tallest and smallest living dogs went the way of most dog park encounters, despite the 3-foot height difference — lots of tail wagging, sniffing and scampering ...

Size differences didn't cause any issues when the world's tallest and smallest dogs met up for a playdate last month.