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Samuel Walker, MSc

Samuel Walker, MSc
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Sam has a Master's degree in Engineering Physics and years of experience in writing science reports, scientific research and science content. Being very passionate about animals, he's always looking for opportunities to use his skills and experience in researching and writing about dogs.

How Dogs Use Their Nose to See and Understand the World

Ever wonder if dogs actually know or have a mental picture of the things they smell? Scientists say they likely do. It's been said, studied...

Labrador Life Expectancy Through Color: Chocolate Labs Are Less Healthy than...

The color of their fur is not the actual problem. Rather, it's how they are bred that might be harmful to these animals' genes....

Dogs Love You More When You Smile, Science Says

Apparently, your smile has a bewitching effect on your dog and a dog's brain lights up actively when they see you flash that happy...

8 Ways How Dogs Are Similar to People (Based on Brain...

You probably wonder sometimes what thoughts are going through your pup's head. Do you know what are dogs really thinking about? It’s a question...

New Study Explains Detection Dog Errors in Sniffing Poop

Did you know that there are dogs working to specifically save wildlife? They’ve been helping conservation sites in over two decades now, and a...

Raw Diets for Dogs Have Health Benefits, New Study Suggests

There’s a never-ending debate about the nutritional benefits and dangers of raw food for dogs, but a new study has finally added another point...

New DNA Test Finds Answers to Why Siberian Huskies Have Blue...

Scientists from Embark Veterinary might have finally determined the answer to why Siberian Huskies have blue eyes. Following a DNA test of 6,070 dogs,...

Kids Who Grow Up With Dogs Have Lower Asthma Risks

Research confirms how having a dog in the family with kids has many health benefits for children, particularly those with asthma. Kids who grow up...

Humans Have Superior Brains, But Dogs Think More Rationally

Who would've thought that it’s apparently in the dog’s nature to be rational? And how exactly does our dogs' rationality manifests itself? Researchers have...

Study: How Dogs Developed Such Good Sense of Smell

Scientists have discovered more clues as to why dogs have significantly more sensitive noses than humans and how their sense of smell developed. From the...

Do Dogs Really Know How to Tell Time?

Though they cannot read numbers or understand how the clock works, dogs have the amazing gift to tell time almost accurately. We see our dogs...

Friendly Dogs Likely Have Similar DNA Disorders as Humans with Williams...

Why are dogs so friendly? The answer might lie in a genetic anomaly, which evolution may have changed, scientists say. "Some of these structural variants...

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Dog Behaviorist vs Dog Trainer - Which One Is Right for You

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You've recently adopted a dog and it's time for housebreaking. Potty training even the smartest of pooches can be frustrating sometimes. And then even...
Is Sunscreen for Dogs Safe to Use

Is Sunscreen for Dogs Safe to Use?

It may not be the first thought for a pet owner, but dogs get sunburned too. Their skin is just as sensitive to UV...
Dog Whining - 7 Reasons Your Dog is Crying That You Haven't Thought Of

Dog Whining: 7 Reasons Your Dog is Crying

It can be difficult for pet owners to listen to their dog whine and cry persistently, and not know why they're doing so, or...
The Cushing’s Disease in Dogs - Symptoms Diagnosis and Treatments

Cushing’s Disease in Dogs: Symptoms, Diagnosis and Treatments

If you're not familiar with the condition, the Cushing's Disease in dogs affects the endocrine system of the animal. This condition is most prevalent in...
Reasons Why Is My Dog Itching

Why Is My Dog Itching? 4 Scientific Reasons and Proven Treatments

While it may be remarkably cute for a dog to be scratching his floppy ear with a look of relief-induced bliss on its face,...
Dog Scared of Cat - 4 Things You Can Do

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It’s no secret that dogs and cats often do not get along. You’ve probably heard the expression “getting along like cats and dogs” for...
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Dog Scared of Fireworks? 7 Things You Can Do to Help

Dogs are often afraid of loud noises like thunder or fireworks. These sounds are often a source of great distress, fear and anxiety for...

A Science-based Guide to Home Cooked Dog Food Recipes

Covering the subject of homemade dog food recipes is a big part of Top Dog Tips. Today, though, we’re breaking out the lab coats...