Why Do So Many People Get Cancer?
STEM Explained
We all know someone who has been affected by cancer. What causes cancer? Why is it getting more common?
What if You Could Choose Your Baby?
STEM Explained
Many people have had children using assisted reproductive technologies. But some of these medical biotech techniques can raise some ethical issues.
Should Scientists Clone Extinct Species?
STEM Explained
Cloning makes it possible to bring extinct species back to life. But is that a good idea?
Meiosis Mistakes
STEM Explained
Errors during meiosis can alter the number of chromosomes in cells and lead to genetic disorders.
Natural Selection in Your Backyard
STEM Explained
A study on bird feeders and beak sizes shows how an everyday human activity can affect the evolution of another species.
Plants: Germination
Picture Collections
6 images of some seedlings sprouting as one of the stages towards full plant growth
Plants: Seeds
Picture Collections
6 images of some seeds which are the fertilized part of a plant used for germinating new plants such as fennel, kiwis and pumpkins
Is Vaping Safer Than Smoking?
STEM Explained
Learn how e-cigarettes and other vaping products work, and why scientists and health professionals have concerns about their safety.
How to Find a Mate When You Smell Like Dung
STEM Explained
Some dung beetles use alternative reproductive tactics to increase their chances of finding a mate. Learn what this tells us about evolution and biodiversity.
How can I obtain a sample of DNA?
Hands-on Activities
Be a biochemist! Learn how to extract DNA from an onion and find out what DNA looks like.
Why is Henrietta Lacks Important?
STEM Explained
When the cells of Henrietta Lacks were collected by medical researchers after her death in 1951, it changed the future of medicine.
How are the World's Bee Populations Doing?
STEM Explained
Bees are important for agriculture. But bee populations face threats. This resource looks at Colony Collapse Disorder, herbicides & pesticides, and more.
Flowers: Cup Shape
Picture Collections
8 images of some flowerheads such as roses and water lilies whose outer petals are longer than the petals in the centre of the flower
Flowers: Irregular Shape
Picture Collections
3 images of some asymmetrical flowerheads such as an iris and an Orchis Sima or Monkey Orchid
Flowers: Radial Shape
Picture Collections
7 images of some symmetrical flowerheads such as asters and sunflowers whose petals radiate from the centre of the flower