DVR vs. NVR: What’s the difference?
Let's discuss the similarities and differences between DVR and NVR security systems. Which is better, and which should you buy?.....»»
Bluetooth speakers vs. smart speakers
What kind of speaker is best - Bluetooth or smart? If you're not sure about the difference, you're not alone: Let's take a look at both speaker categories!.....»»
Portable audio players vs MP3 players: what"s the difference?
Today's best portable audio tech plays much more than MP3s......»»
Gigantism Is a Never-Ending Temptation for Engineers and Designers
Vaclav Smil, writing at IEEE Spectrum: There is a fundamental difference between what can be designed and built and what makes sense. History provides a lesson in the shape of record-setting behemoths that have never since been equaled. The Egyptian.....»»
Study shows how HIV copies itself in the body
HIV replication in the human body requires that specific viral RNAs be packaged into progeny virus particles. A new study has found how a small difference in the RNA sequence can allow the viral RNA to be packaged for replication, creating potential.....»»
Computer simulation models potential asteroid collisions
An asteroid impact can be enough to ruin anyone's day, but several small factors can make the difference between an out-of-this-world story and total annihilation. In AIP Advances, a researcher from the National Institute of Natural Hazards in China.....»»
How to print from a Chromebook
Printing from a Chromebook is no different than any other Windows laptop or MacBook. The only difference is how to add a printer. We show you how to do both......»»
Best speakers of 2021
From critical music listening to furniture-shaking home theater, a great pair of speakers can make all the difference. We found the top picks on the market......»»
Save up to 15% on Gunnar gaming glasses
True gamers know the right accessories can make a huge difference. If you've already got the customized keyboard, the comfy chair, and the multi-screen desk setup, make sure to look out for the health of your eyes. Reducing blue light strain is not o.....»»
The best smart treadmills
Staying in shape from home can be a feat, but adding one of these four smart treadmills to your fitness regime may make all the difference......»»
Understanding mouthfeel of food using physics
Food texture can make the difference between passing on a plate and love at first bite. To date, most studies on food texture center on relating a food's overall composition to its mechanical properties. Our understanding of how microscopic structure.....»»
Boosting thermopower of oxides via artificially laminated metal/insulator heterostructure
Thermoelectric materials have the ability to generate electricity when a temperature difference is applied to them. Conversely, they can also generate a temperature gradient when current is applied to them. Therefore, these materials are expected to.....»»
Scientists discover potential cause of Alzheimer’s Disease
In people with brain buildups, a key but difficult-to-detect difference in the form of tau protein allows scientists to distinguish people showing no outward signs of dementia from those who do......»»
The mobile version of Rocket League is now available globally on Android and iOS
It was earlier this year when Developer Psyonix announced that its incredibly popular game would be hitting mobile platforms in the form of Rocket League Sideswipe. The biggest difference in this version is that the 3D view changes to a 2D side-on pe.....»»
QLED vs. OLED: Which TV technology is best?
OLED and QLED: Can one letter make such a big difference? Absolutely. Here's what you need to know about the two TV technologies before you spend your money......»»
Newly improved quantum algorithm performs full configuration interaction calculations without controlled time evolutions
In a continuing effort to improve upon previous work, a research team at the Graduate School of Science, Osaka City University, has applied its recently developed Bayesian phase difference estimation quantum algorithm to perform full configuration in.....»»
Bionic Hand Gives Amputees Sense of Touch
On a visit to Pakistan with his parents, 7-year-old Aadeel Akhtar met a girl his age who was missing her right leg. That was the first time he had met a person with a limb difference. The girl's family could not afford the cost of getting her a pr.....»»
Chromebooks vs. laptops: What’s the difference?
Chromebooks are similar to ordinary notebooks, but they run a different OS. Let's take a look at Chromebooks versus laptops to see what's different......»»
Keeping science reproducible in a world of custom code and data
Computer analysis is now a central part of science. Enlarge (credit: Degui Adil / Getty Images) It is often said that the difference between science and superstition is that science is reproducible. Unfortunately, many scienti.....»»
"Mountain Rain or Snow" project seeks citizen scientists and winter storm reports
During the winter, a few degrees can make all the difference between digging your car out of a snowbank and rushing rivers overtopping their banks. Why? Winter storms at near-freezing temperatures have notoriously fickle precipitation, with mixes of.....»»
Changing social inequality from first farmers to early states in Southeast Asia
What lies at the root of inequality in human communities? It is a question that has captivated human beings for millennia. Is there a scientific method to find out what makes all the difference?.....»»