In space there is no atmosphere to filter the sunlight ,so when astronauts face the sunlight or turning away from the sun it results in extreme changes of temperature. What will astronauts need to be designed in order to keep the temperature stable so that they can go to space?

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What organ systems are working to you cool down after a workout?

What are two examples of conduction that we use everyday

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?