Max, Chris, and Joey decide to test out some new custom-made blades and explain the best way to dispatch a zombie. The undead better think twice before going up against these guys!

Now that astronaut Scott Kelly is back on earth, scientists are studying how all that time altered his body.

After months of pestering, Karl finally goes to see a doctor for a prostate exam. As an added bonus, Ricky and Steve get to watch the whole thing on a video monitor.

In a spectacular discovery, a team of scientists came across a 600-mile long coral reef located at the mouth of the Amazon River, all hidden under muddy waters.

See how an asteroid collision could result in the Earth spinning closer to the sun.

Explore the possibility of communication with aliens through satellite signals.

One way the world might end: evil nano-robots.

Could all-powerful robots bring about the end of the world?

Scientists discuss the probability and implications of an alien invasion.

Could super intelligent mutants spell doom for all mankind?

Scientists demonstrate a lab-sized version of a volcanic eruption - the kind that in real life, could spell doomsday for Earth.

Another way the world could end: a freezing, barren, blustery, frigid ice age.

Will the world end in nuclear holocaust brought on by mad scientists, crazed enemies, or computer-controlled warfare?

Will the end of the world be heralded by an unstoppable deadly plague?

NASA's Juno spacecraft will orbit Jupiter for about two years before scientists destroy it. They're destroying it in order to avoid contamination on Jupiter's moon Europa, which could have life.

Jupiter is the largest planet in our solar system, and it also spins the fastest.

Cellular biologist Yoshinori Ohsumi won the 2016 Nobel Prize in medicine for his research in autophagy - where cells recycle their own waste or damaged parts. The work will be key to finding future treatment for viruses and bacteria.

Scientists have long been puzzled over Eta Carinae, a star system that brightened and dimmed dramatically over the last centuries.

SPACE’S DEEPEST SECRETS shares the stories of men and women with the ingenuity and curiosity uncovering groundbreaking findings in the history of space exploration.

A massive rift in one of Antarctica’s most expansive ice shelves is growing deeper, and threatens to cause a Delaware-sized chunk of ice to detach as an iceberg.

In Alaska, everyday tasks often become extraordinary challenges. With the help of colossal equipment and machines, residents are able to not only endure, but thrive among the sub-zero temperatures, steep terrain and ice.

According to ESA, the craft's thrusters "switched off sooner than expected." The exact fate of the craft is still unknown.

A telescope's mirror must be perfectly curved in order to focus light correctly. Hubble's mirror was sent into space with an imperfect mirror. How they fixed it was incredible.

A powerful solar storm could spell trouble for astronauts on the ISS. Despite the danger, the incredible energy generated during these storms gives astronauts front row seats to the most beautiful light show in the Solar System.

NASA's Curiosity Rover is currently roaming Mars' surface and climbing mountains in search of organic material and evidence of ancient life. The path is difficult to navigate and full of sand traps that could put the rover out of commission.

Large pieces of space debris could potentially cause severe damage to the ISS. When a collision is possible, astronauts have special "Soyuz lifeboats" they can retreat to.

Ever wondered why certain clothes shrink? DNews explores the "controlled chemistry" we do every week - our laundry. Learn all about textiles and what conditions cause them to shrink. Who knew there was so much science behind clothes!

A NASA spacecraft made its first full orbit around Jupiter and recorded some spooky sounds being emitted by its giant auroras.

DNews breaks down all the ways you can cut down on your energy use in the home - which is good for your wallet but also the environment. Simple fixes can reduce your carbon footprint in incredible ways!

The human brain has a special cluster of cells that are specialized in computing math problems. However, a new study revealed that those who are blind can tap into another realm of their brain, a region designated for vision.

Did you know our current power grid is inefficient? Find out how a smart grid - adding computer regulation - could focus power to where it is needed and tap into renewable energy resources to ultimately save us money.

The UK recently announced plans to ban microbeads, the tiny plastic pieces present in many cosmetic and care products, in order to protect the environment.