Every month we invite expert scientists to answer your questions about the world around you. Just ask the Scientist on the Spot!
He's engineering
a better future
He has the desert in a jar
He explores sound
He's exploring evolution
He's watching nature's clock
She looks for clues in the foliage
She's looking out for the lakes
He's looking for the last piece of the puzzle
They make the dead tell their stories
He watches the skies…and pollution
She solves crimes…with bugs
He sees the beginning of the universe
She's a doctor for plants
She X-rays the heavens
She heals hearts…and makes them
She builds bridges of the future
He's creating 350 million witnesses
She's looking beyond antibodies to fight disease
He studies health and human rights
He reads the writing on the wall
He probes a parasite
She watches for WIMPs
She studies seafloor sediment
She watches volcanoes make ash of themselves
She mends broken wings
She's a gladiator expert
She studies sylvan seeds
He pieces together Minnesota's past
She studies how animals communicate
He reads our lives in our bones and teeth
He's hacking nature's nanotechnology
She's helping others fight racism
Their new vaccine helps smokers quit
He studies where we came from, where we're going
He's making a model
He sells "green" nanotechnology
He's fanning the flames of change
He's a transplant surgeon
He studies sustainable wind energy
She studies nano solar cells
She studies human stem cells
He studies tiny, tiny dots
He directs an anatomy program
She's a medical bioethicist
She studies a lost world
He studies bioethics in the Catholic tradition
She studies relationships between wolves and humans
He studies the science of stuff
He studies superhero physics
He studies critters in the water
He studies weather at the South Pole
He went to the School of Rock
She studies dinos in Madagascar
She studies the secrets of the seeds
She's breeding a better bee