The environment in which we and other living beings reside has been quickly modified over the last decades due to climate change and the expansion of human activities. This can result in characteristics of individuals (for example, size at reproduction) that previously gave them the... click to read more

Our solar system did not form in isolation from the rest of the Galaxy. It was part of a star cluster where each member has its own planets and asteroids. The close proximity of the cluster members favored strong gravitational interactions that pulled asteroids and... click to read more

To a classical physicist, there is no fundamental limit to how well you can measure something. A classical object, for example, always exists in a well-defined position; if you want to know that position with better accuracy, you simply build a better microscope. The story... click to read more

Bacteria or sperm cells can swim using a hair-like structure. Other organisms use similar structures to fly, like dandelion and thistle seeds with their parachute hairs. But this mode of flying is not limited to plant seeds. One weird aviator is the spider. Using their... click to read more

Molecular biology is difficult to teach in schools, since the concepts can't be seen and are instead represented with abstract diagrams in textbooks. Some schools have introduced hands-on activities, such as growing cells that glow green, to illustrate these ideas in real life and facilitate... click to read more