One of the first steps in reconnaissance is determining the open ports on a system. Nmap is widely considered the undisputed king of port scanning, but certain situations call for different tools. Metasploit makes it easy to conduct port scanning from directly inside the framework, and we'll show you three types of port scans: TCP, SYN, and XMAS.
A 6,000-year-old forest inhabitant awakens to find life in the forest around it in crisis. Plants, trees, animals, and birds are moving north to escape increasingly heated air, even as mass extinctions take place around the world. The inhabitant stirs and remembers it has lived this before and knows what to do.
The Operative Framework is a powerful Python-based open-source intelligence (OSINT) tool that can be used to find domains registered by the same email address, as well as many other investigative functions. This reconnaissance tool provides insight about your target through examining relationships in the domains they own.
With a predicated increase in the number of Lyme disease cases in the coming spring season, new research endorses the use of bait boxes to control ticks on the rodents that serve as their hosts.
If you live with pets, you know where their tongue has been, yet you let them kiss and lick you all they want without even thinking twice about it. I've heard people say that a dog's mouth is very clean, and that their saliva, delivered by licking, can help heal wounds, but is that really true?
how to draw carnage from spiderman. in this video i do a sketch of the spiderman villain. There is a a lot to know before hand. Anatomy, structure, proportion. Easy things to draw become easy after studying. Drawing sites are for for that purpose.
See how to apply exponent rules to simplify radicals or square roots with this free video math lesson from Internet pedagogical superstar Simon Khan. Looking for a primer on how to solve matrix problems using a TI-89 graphing calculator? See how it's done with this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follo...
Learn how to use the FOIL method to distribute two binomial expressions in algebra. The FOIL method — which stands for first, outer, inner, and last — takes two binomials and multiplies them for a single quadratic equation. Solving for binomials with FOIL takes just a few steps. Could you use a little help figuring out how to divide fractions? Watch this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have b...
Learn how to pronounce the 'ng' sound in American English. This video provides a basic guide for pronunciations for ESL students.
Feeling like you need to rid your body of a few toxins? A nice, hot cup of tea isn't just soothing; some varieties have health and diet benefits. See which brew might be right for you. Learn how to tea-tox with help from this video.
Does your child always come home with a full lunch box? Most likely they don't like what you've been packing. Give your children’s brown bag lunch a healthy punch – one they won’t trade away!
Do you want your house to look dull or colorful? If the latter, then be sure to check out this video to learn how to best utilize the color theory.
Getting splinters is no fun, but making them can be if you've got the right tools and the proper technique.
If your blood pressure is 140/90 or higher, you need to get it down! The good news is that many of the steps you can take are painless, and some are downright enjoyable.
Why sweat through a boring exercise routine when you can achieve the same results while having fun? You Will Need
Step 1: Score! Watch for the referee signaling a touchdown, field goal, extra point, or successful try by raising their arms straight up over their head. Raising their hands above their head with palms together signals a safety.
It's the most frustrating thing in the world: You're in the middle of a story and can't think of the word or name you need. Retrieve it fast with these tricks.
A better body image in six steps, and dieting isn't one of them. This video will show you how to build a better body image.
Save yourself back pain and injury by learning the correct way to pick up heavy objects. Watch this video to learn how to lift a heavy object.
Do you write down everything you hear—then get overwhelmed when it’s time to study? Save time—and improve your grades—with this note-taking system. Learn how to take good notes in class with this Howcast guide.
Is your child a gimme monster? Put a lid on demands and tantrums with these tips. You Will Need
LEGOs are more than just a toy for young children— it's an emerging art form combining photography, stop-motion (i.e., brickfilms), and imitative models that portray today's pop culture as it is. It's something visual culture analysts are sure to be studying over the next decade, and Chris McVeigh, from Halifax, Nova Scotia, is sure to be studied for his LEGO mastery.
While conducting an OSINT investigation, it's important to be able to pull in information based on any clue you uncover. In particular, license plate information can turn up everywhere, from photos to live data to on your own street. You could use that data to find the VIN, see if a Tinder date has hit anyone, find out who's blocking your driveway, and so on. Skiptracer can help get the ball rolling.
Halloween may be finished, but the augmented reality chills are not over yet for some people. Arachnophobes are bravely facing their fears by cozying up to augmented reality spiders for a university study.
Not content to merely assist surgeons via the HoloLens, Medivis has expanded its augmented reality suite to Magic Leap One with an app for medical students.
When it comes to attacking devices on a network, you can't hit what you can't see. Nmap gives you the ability to explore any devices connected to a network, finding information like the operating system a device is running and which applications are listening on open ports. This information lets a hacker design an attack that perfectly suits the target environment.
Coinbase has become the most popular mobile wallet app due in large part to its user-friendliness. The app takes the hassle out of buying and selling Bitcoin (BTC), Bitcoin Cash (BCH), Ethereum (ETH), and Litecoin (LTC), letting Android and iPhone users alike trade their favorite cryptocurrency in a few easy steps.
How can a drug used to treat cancer be effective against viruses, too? The answer lies in the drug's shared target — specifically, cellular components that control the activity of genes. A new research study showed that one such type of drug, histone methyltransferase inhibitors used in cancer clinical trials, has activity against herpes simplex virus, too.
Regarding foodborne pathogens, eating fish is not as hazardous as it was a few years ago — but if fins are on the menu, it's good to have a heads-up about what's good and what's bad these days.
For a company more associated with debugging computer programs, Google's parent company, Alphabet, is making a name for itself by taking on the real thing — mosquitoes.
Twelve-year old Rory Staunton took a dive for a basketball during gym class and came up with a cut on his arm. The school nurse applied a couple of band-aids, without cleaning the cut, and off he went. In approximately three days, hospital physicians told his parents there was nothing else that they could do for their son; he was dead.
Montezuma's revenge, the runs, the trots, or just diarrhea — everyone gets it sooner or later. What exactly is diarrhea good for, if anything?
Respiratory Syncytial Virus (RSV) is the most commonly occurring lower respiratory tract viral infection in young children and usually isn't serious, but in premature infants and babies under six months old, the infection can be severe, and even fatal.
Alzheimer's disease — an irreversible, progressive brain disorder — is the sixth leading cause of death in the US and more than afflicts 5 million Americans. As if those numbers aren't scary enough, the Centers for Disease Control and Prevention expect that number to nearly triple by 2050.
Demand for Tesla's driverless features as well as its ultra-long battery ranges and a reputation for offering the best-in-class electric car driving experience helped Tesla see a 32% surge in its value as a brand, topping out at $5.9 billion in the BrandZ Top 100 Most Valuable Global Brands study, released June 5.
Mitochondria are known as the powerhouses of our cells because they generate energy to power them. But they also play a key role in the death of cells when they're damaged, infected, stressed, no longer needed, or at the end of their life.
Water makes up about 60% of your body weight. Whether you like it plain, flavored, bubbly, or in beverages or food, we all need water daily to avoid dehydration and stay healthy. For communities in need of clean drinking water, new research using bacteria may offer a simplified, lower-cost method for boosting potable water supplies.
As summer mosquito season approaches, researchers are warning people with previous exposure to West Nile virus to take extra precautions against Zika. A new study found that animals with antibodies to West Nile in their blood have more dangerous infections with Zika than they would normally.
Apple is notoriously private when it comes to perspective products, but the latest leak from their De Anza office in Cupertino suggests that a new augmented reality device could be coming to a store near you.
Antibiotics used to prevent diseases in livestock are creating a world of hurt for humans and the soil we depend on for food. Bacterial resistance to antibiotics is a global health issue. The overuse, underuse, and poor use of these life-saving drugs is rapidly removing them as a treatment option for serious infections in humans—plus bacteria are naturally adaptive.
