ross shimabuku is a engineer. >> it is turned on now. >> she is showing us something unusual from the lab. >> it brings another meaning to the aviator classes. >> find out how they are defining the next generation of delivery drones. >> i'm phil torres. 'm an entomologist. sleep. >> it will track my sleeve. marita, costa and i see if the devices work. that's the team. let's do some science. [ ♪ music ♪ ] >>> hi, guys i'm phil torres, and welcome to "techknow". i'm with costa and marita davison. instead of science, let's talk football. now, i'm a broncos fan. when i saw what the 49ers did with their new stadium, i'll feel bad every time the broncos beat the niners. >> if their game is half as good trouble. >> when you think n.f.l., small does not come to mind. it's full of big excitement and business. don't think of it in terms of being a big player. the stadium may be poised to change that. i got to check out environmental advances. >> reporter: it's game day at levi stadium, home of the san francisco 49ers, at first glance the scene in the parking lot it classical football - tailgati

. >>> hey, guys, welcome to "techknow", joined by dr ross shimabuku, and lindsay moran. microscopic things have been making news. viruses. take ebola - it caught america offguard. in some places we overreacted and in other places we doesn't do enough. >> there's a lot of scare around ebola, because we don't know much about it, compared to measles. which is also a hot topic. >> when we think of diseases we tend to think of containment. how do we contain them. i had an opportunity to meet a small group of scientists who are seeking out the pathogens in order to understand it. it might surprise people that metropolis. that's good reason for that. let's have a look. >> reporter: we are all vulnerable to the tiny viruses. >> microscopic agents causing big diseases. >> reporter: these infectious agents know now boundaries and in today's hyper connective world, they can move fast. like others, like small pox are eradicated. others spring back to life when we are not vigilantful. safety. >> more than 400 in mexico have contracted measles. >> reporter: then there are the new kids

ross shimabuku has more. >> there are those though -- daniel schweimler has more. >> there are those that are likening this to a conspire city. if it's made into a movie, it will be great difficulty. the plot is more and more convoluted by the day. investigators had found a warrant for the arrest of the president and the foreign minister. it was denied and admitted. it was not clear at this stage whether he was killed. if he was killed who was behind it. it was very very uncertainty. while all this is going on. they are in china on on official visit. there's a couple of things that do remain clear. we are as far from ever who might have been behind the 1994 situation. or behind the death of alberto nisman >>> so you remember the army in the democratic republic of congo, announced the rebel group associated with the rwandan genocide group in 1994. there's about no action against the dlc. we have this report. >> this parade - a new general takes over the command of the province of the these men are expected to find the rebel group f.d.l.r. the operation was launched. fighting started.