SoT 148: Birdie Feet Marks
Science On Top
English - May 26, 2014 13:53 - 45 minutes - 32.3 MB - ★★★★★ - 5 ratingsNatural Sciences Science Health & Fitness Medicine news astronomy biology chemistry education geology maths microbiology physics science Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
Man-made electromagnetic noise is affecting migratory birds. But it's not wi-fi, microwaves or any of the usual culprits - just good old fashioned AM radio.
US scientists have developed artificial DNA - X and Y base pairs - which then replicated with the normal G, A, T and C molecules when the cell divides. This could pave the way for new methods of developing drugs and other chemicals. Or Godzilla.
A study with mice involving exercise, electric shocks and drugs have given new insights into how memories are formed, and why you can't remember being a baby.
When bacteria can't sense other bacteria around them, they begin to mutate faster. If we could trick them into thinking they're not alone, we could slow down the development of antibacterial resistance.
Four months after India was declared polio-free, the World Health Organisation has declared the resurgence of polio a "public health emergency of international concern."