The Japan Times<p>The Japan Atomic Energy Agency said that it has begun developing a small nuclear battery that converts the decay heat of americium — a radioactive waste — into electricity for use as a power source in space probes. <a href="https://www.japantimes.co.jp/news/2025/03/29/japan/jaea-space-probe-battery/?utm_medium=Social&amp;utm_source=mastodon" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">japantimes.co.jp/news/2025/03/</span><span class="invisible">29/japan/jaea-space-probe-battery/?utm_medium=Social&amp;utm_source=mastodon</span></a> <a href="https://mastodon.social/tags/japan" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>japan</span></a> <a href="https://mastodon.social/tags/nuclearwaste" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nuclearwaste</span></a> <a href="https://mastodon.social/tags/energy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>energy</span></a> <a href="https://mastodon.social/tags/jaea" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>jaea</span></a></p>