Dr. Nikhol Pooviah, Dr. Raghav Murali-Ganesh & Dr. Martin Seneviratne entered the Tank seeking an investment of $500,000 in return for a 10% equity stake in 'Cancer Aid' - an app that personalizes cancer information for patients and caregivers. The enhancements of the 'Cancer Aid' app are so revolutionary, the Sharks find it hard to declare themselves out! 🦈 | Shark Tank Global

173K views · 1.4K reactions | Sharks are stealthy hunters and the secret is in their skin. Shark skin is covered by dermal denticles, that are more like teeth than fish scales. These tiny V-shaped scales decrease drag and turbulence, allowing the shark to swim at high speeds without making much noise. #sharkweek | Science Channel | Facebook