Did you know some plastics can carry electricity like metal wires? It’s true – these special plastics are called conductive polymers[1]. They behave a bit like metal (which conducts electricity) while still being lightweight and flexible like ordinary plastic[2]. This…
An opened durian fruit with a spiky shell and soft yellow flesh inside. Durian is a large tropical fruit famous for its strong smell and unique taste. It’s often nicknamed the “King of Fruits” in Southeast Asia. Durians have a…
DNA is the molecule of life that carries the code for all living things. It stands for deoxyribonucleic acid. DNA is like a recipe book or blueprint that contains all the instructions needed for an organism to grow, survive, and…
What is Phosphate Buffered Saline? Phosphate buffered saline (PBS) is a special saltwater solution used in science labs. It is a buffered solution, which means it can keep its pH (acidity) steady. The pH of PBS is about 7.4, similar…
Imagine a 3D printer that can create objects too small to see with your eyes. It uses light instead of ink or plastic strands. It can make details so tiny that they are thinner than a human hair. This amazing…