How do butterflies know where to go?
Every year the Monarch Butterfly will go on a great journey, thousands of miles, for their migration. The journey will months upon months. Monarch Butterflies lay eggs when they reach the end of the journey and then they die off, having a life cycle of just six months. Soehow the newborn butterflies know the exact route home. How do they know where to go?
How do butterflies know where to go
Where is all of the lithium?
Are you ready for a lesson in science? Lithium is considered the lightest metal that we know of. Lithium itself has an atomic number of just 3 and despite its size the material is used extensively: bombs, metal work, batteries and even medicine. What strikes scientists as truly bizarre is that we don’t know why it is so rare. Everywhere you’d think to find lithium we end up finding just a fraction of what should be there.
Where is all of the lithium
