What can blood spatter tell us?
To forensic scientists, a bloodstain is more than just a grisly ornament at a crime scene -- so what exactly do they do with it? Turn in and learn more about bloodstain pattern analysis in this episod...
9 Helmi 20109min
Dinner in Space!
Let's say you're an astronaut: Each day you wake up, conduct research and make adjustments to your orbit. Eventually you grab some chow -- but what kind of food do you eat, and why? Join Robert and Al...
4 Helmi 201016min
Do I live next to a Grow House?
When drug dealers want to grow marijuana without getting caught, they often set up a "grow house." These buildings look like any other building, and they often fool bystanders. Tune in and learn how t...
2 Helmi 201017min
Are we better off in the dark?
Most city dwellers are familiar with contaminated water and smoggy air -- but have you heard of light pollution? Listen in as Allison and Robert explore the effects of light pollution -- and whether h...
28 Tammi 201017min
Mining the Moon
Since helium-3 can be used to power the fusion reactors of the future, it may be one of the world's most important fuel sources. It's rare on Earth, but experts believe the moon may have an abundant s...
26 Tammi 201012min
How Exploding Lakes Work
During 1986, an unusual thing happened in Cameroon: Lake Nyos exploded, expelling a toxic cloud that killed roughly 1700 people. How could this happen? More importantly, could it happen again? Learn m...
21 Tammi 201013min
How Fighting Asteroids Works
Asteroid impacts are inevitable. As they hurtle toward Earth, experts race against the clock to build an effective asteroid deterrent. Will they succeed in time? Learn more about asteroid fighters -- ...
12 Tammi 201017min
Amazing Infestations!
From hordes of caterpillars in Liberia to the Australian mice plagues, infestations can occur in almost any part of the world. Join Robert and Allison as they explore some of the world's largest -- an...
12 Tammi 201024min
