Track spikes Emil Zatopek, a distance runner from Czech Republic, wore them during the 1952 Olympics in Helesinki. The front of the sole features a rigid or semi-rigid spike plate containing between 3 and 9 threaded holes called spike wells. Spikes can be screwed into each well using a spike wrench. Recently, some individuals have attempted to add a "through hole" at the bottom of the spike to make them easier to tighten, remove, and install. Some shoes have permanent or "fixed" spikes which are not meant to be removed. Spikes may break during competition. Track shoes are exceptionally light, some shoes
Emil Paleček Emil Paleček Emil Paleček (3 October 1930 – 30 October 2018) was a Czech biochemist, who researched how DNA can be used to diagnose genetic diseases. Paleček discovered electrochemistry in nucleic acids, contradicting previous assumptions from the 1950s that DNA molecules were too large to be affected by electrochemistry. Paleček was brought up by his mother, as his father died in a Nazi concentration camp. Aged 13, he went to work as an apprentice at the Bank of Slavia. Paleček had a specific interest in the fact that most proteins contain sugar, as he believed that analysis of this could