How are our cells different at the genetic level?

Jon wants to know, how do the cells in the human body, in all their variety, differ at the genetic level? James Tytko took his query on... Like this podcast? Please help us by supporting the Naked Scientists

Geoff has written in asking whether AI will offset its vast energy appetite by facilitating environmentally conscious initiatives. James Tytko took on the challenge of finding out, with help from researchers at the University of Cambridge... Like this podcast? Please help us by supporting the Naked Scientists

Leonard is asking how one acquires Lyme disease, and how doctors diagnose it. James Tytko asked Jack Lambert, Professor and Consultant in Infectious Diseases at Mater Misericordiae University Hospital, for help to find an answer. Like this podcast? Please help us by supporting the Naked Scientists

Simon wants to know, since we saw a dip in greenhouse gas emissions during the pandemic, why haven't we seen climate change slow down? Is green technology part of the problem? James Tytko took on his question with the help of Shaun Fitzgerald, Director of the Centre for Climate Repair at the University of Cambridge... Like this podcast? Please help us by supporting the Naked Scientists

Thanks to Jess Neumann for the answer! Like this podcast? Please help us by supporting the Naked Scientists

David wants to know, 'How much do the senses take up in brain capacity and what sense occupies the largest part of the brain (I would guess it would be sight?)' James Tytko took on his query with help from Holly Bridge, professor of neuroscience at the University of Oxford... Like this podcast? Please help us by supporting the Naked Scientists

This time on Question of the Week, Mark wants to know what effect lower levels of oxygen in aeroplanes might have on how we feel after a flight, and what impact the smoking ban might have had. As a follow up, he wonders about jet lag and whether it's possible to suffer its consequences after a long haul flight to somewhere in the same time zone. James Tytko asked Malcom von Schantz, Professor of chronobiology at Northumbria University, for help with the answer... Like this podcast? Please help us by supporting the Naked Scientists

Darren wants to know, 'Why can we see the light from the first galaxies. Why hasn't that light already passed us if it is from so long ago when the universe was smaller.' Strap in for a mind bending journey across the universe with James Tytko and Daniel Whiteson, Professor of Physics and Astronomy at the University of California, Irvine. Be sure to check out Daniel's podcast: 'Daniel and Kelly's Extraordinary Universe.' Like this podcast? Please help us by supporting the Naked Scientists

Joao wants to know what happens when stem cells of our own, which have been cultivated outside the body, are reintroduced to the bloodstream. This got James Tytko thinking about autologous stem cell transplants, used as a treatment for some forms of blood cancer. He asked Tania Dexter, haematology registrar, and senior medical officer at the Anthony Nolan Institute, to help explain... Like this podcast? Please help us by supporting the Naked Scientists

Will wants to know what the implications would be for our world if the landmass was rotated 90 degrees, so current day Mexico was nearer the South Pole. Trying to wrap his head round all of the possible implications, James Tytko enlisted Dr Alex Farnsworth, Senior Research Associate from the School of Geographical Sciences at the University of Bristol, to help come up with an answer... Like this podcast? Please help us by supporting the Naked Scientists