Why does sunflower always face towards the Sun?

Why do sunflowers always face towards the Sun?

Bright, big yellow petals, tall green stems. Sunflowers are cheery, warm, and inviting as the summer sun. Surely a bunch of this vibrant flower can chase your gloomy day away. Sunflowers remain a well-loved subject for paintings, photographs, and even for itsy-bitsy accessories. Sunflowers come in many varieties. From small to very … Read more

What substance is the white powdery coating on grapes?

What substance is the white powdery coating on grapes

What is it: Have you ever seen a white, powdery substance on grapes? Many people believe it is pesticides. This assumption, while incorrect, is valid due to the prevalence of using such chemicals in agriculture today. This substance is actually composed of several different materials.  The first material, comprising most of the … Read more